本文介绍了一个使用纯CSS实现的日出到日落的动画效果，通过切换不同的状态来改变背景颜色、建筑灯光及天空云朵等元素，营造出从白天到夜晚的视觉变化。
CSS
语言：
CSSSCSS
确定
#sunset:checked ~ * {
--sunset: 1;
--sunrise: 0;
--color-building-dark: #00436F;
--color-building: #0258C6;
--color-building-light: #1771C5;
--color-cloud: #9ED5F8;
}
#sunrise:checked ~ * {
--sunrise: 1;
--sunset: 0;
--color-building-dark: #50A8E3;
--color-building: #9BD9FE;
--color-building-light: #E5F7FE;
--color-cloud: white;
}
:root {
--color-window-dark: #3B98D8;
--color-window-light: white;
}
#app {
width: 800px;
height: 370px;
padding: 0 2rem;
display: -webkit-box;
display: -webkit-flex;
display: -ms-flexbox;
display: flex;
-webkit-box-orient: horizontal;
-webkit-box-direction: normal;
-webkit-flex-direction: row;
-ms-flex-direction: row;
flex-direction: row;
z-index: 1;
position: relative;
font-family: Montserrat, sans-serif;
}
#app * {
font-weight: 600;
letter-spacing: 1px;
}
#app > .times {
-webkit-box-flex: 0;
-webkit-flex: 0 0 70%;
-ms-flex: 0 0 70%;
flex: 0 0 70%;
}
#app > .heavens {
-webkit-box-flex: 0;
-webkit-flex: 0 0 30%;
-ms-flex: 0 0 30%;
flex: 0 0 30%;
}
#app:before,
#app:after {
content: '';
position: absolute;
display: block;
width: 100vw;
height: 100vh;
left: calc(50% - 50vw);
top: calc(50% - 50vh);
z-index: -10;
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
}
#app:before {
background: -webkit-linear-gradient(top, #73DAF9, #E5F7FE);
background: linear-gradient(to bottom, #73DAF9, #E5F7FE);
opacity: var(--sunrise);
}
#app:after {
background: -webkit-linear-gradient(top, #0846B0, #23B2EE);
background: linear-gradient(to bottom, #0846B0, #23B2EE);
opacity: var(--sunset);
}
.sky {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
box-shadow: 0 0 2rem rgba(0, 0, 0, 0.1);
}
.sky:before,
.sky:after {
content: '';
display: block;
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
z-index: -1;
}
.sky:before {
background: -webkit-linear-gradient(top, #2CA4F4, #C2E6FB);
background: linear-gradient(to bottom, #2CA4F4, #C2E6FB);
opacity: var(--sunrise);
}
.sky:after {
background: -webkit-linear-gradient(top, #043385, #1797D7);
background: linear-gradient(to bottom, #043385, #1797D7);
opacity: var(--sunset);
}
.times {
display: -webkit-box;
display: -webkit-flex;
display: -ms-flexbox;
display: flex;
-webkit-box-orient: horizontal;
-webkit-box-direction: normal;
-webkit-flex-direction: row;
-ms-flex-direction: row;
flex-direction: row;
-webkit-box-pack: justify;
-webkit-justify-content: space-between;
-ms-flex-pack: justify;
justify-content: space-between;
padding-top: 0.5rem;
overflow: hidden;
}
.time {
color: white;
}
.time:nth-child(1) {
-webkit-animation-delay: 0s !important;
animation-delay: 0s !important;
}
.time:nth-child(2) {
-webkit-animation-delay: 0.05s !important;
animation-delay: 0.05s !important;
}
.time:nth-child(3) {
-webkit-animation-delay: 0.1s !important;
animation-delay: 0.1s !important;
}
.time:nth-child(4) {
-webkit-animation-delay: 0.15s !important;
animation-delay: 0.15s !important;
}
.time:nth-child(5) {
-webkit-animation-delay: 0.2s !important;
animation-delay: 0.2s !important;
}
.time:first-child:after {
font-size: 2.5rem;
}
.time:first-child ~ .time {
opacity: 0.5;
}
.time:before {
content: '';
display: block;
left: calc(50% - 0.8rem);
margin-bottom: 0.5rem;
width: 0;
height: 0;
border-width: 0.8rem;
border-style: solid;
border-color: transparent;
border-bottom-color: white;
}
.time:after {
font-size: 2rem;
}
.city {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}
.windows {
position: absolute;
top: 0;
left: 0;
height: 100%;
width: 100%;
background: -webkit-repeating-linear-gradient(bottom, #044DA8 0, #044DA8 6px, transparent 6px, transparent var(--window-space, 14px));
background: repeating-linear-gradient(to top, #044DA8 0, #044DA8 6px, transparent 6px, transparent var(--window-space, 14px));
overflow: hidden;
}
.windows,
.windows:before,
.windows:after {
background-clip: content-box !important;
}
.windows:before,
.windows:after {
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
content: '';
display: block;
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}
.windows:before {
background: -webkit-repeating-linear-gradient(bottom, var(--window-color, var(--color-window-light)) 0, var(--window-color, var(--color-window-light)) 6px, transparent 6px, transparent var(--window-space, 14px));
background: repeating-linear-gradient(to top, var(--window-color, var(--color-window-light)) 0, var(--window-color, var(--color-window-light)) 6px, transparent 6px, transparent var(--window-space, 14px));
opacity: var(--sunrise);
}
.windows:after {
background: -webkit-repeating-linear-gradient(bottom, gold 0, gold 6px, transparent 6px, transparent var(--window-space, 14px));
background: repeating-linear-gradient(to top, gold 0, gold 6px, transparent 6px, transparent var(--window-space, 14px));
opacity: var(--sunset);
-webkit-transition-delay: calc(var(--sunset, 0) * 1.5s);
transition-delay: calc(var(--sunset, 0) * 1.5s);
-webkit-transition-duration: 0.75s;
transition-duration: 0.75s;
}
.ledge {
width: 100%;
height: 0;
padding: 50% 0;
overflow: hidden;
}
.ledge:before {
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
content: '';
display: block;
position: absolute;
top: 0;
left: 0;
height: 100%;
width: 100%;
-webkit-transform-origin: right top;
transform-origin: right top;
background: -webkit-linear-gradient(top, rgba(0, 0, 0, 0.3), transparent);
background: linear-gradient(to bottom, rgba(0, 0, 0, 0.3), transparent);
}
.ledge:after {
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
content: '';
display: block;
position: absolute;
top: 0;
height: 4px;
width: 100%;
background: var(--color-building);
box-shadow: 0 0 8px rgba(0, 0, 0, 0.2);
}
.building {
position: absolute;
bottom: 0;
height: 60%;
display: -webkit-box;
display: -webkit-flex;
display: -ms-flexbox;
display: flex;
-webkit-box-orient: horizontal;
-webkit-box-direction: normal;
-webkit-flex-direction: row;
-ms-flex-direction: row;
flex-direction: row;
-webkit-box-pack: end;
-webkit-justify-content: flex-end;
-ms-flex-pack: end;
justify-content: flex-end;
-webkit-box-align: end;
-webkit-align-items: flex-end;
-ms-flex-align: end;
align-items: flex-end;
z-index: 1;
}
.building > .tower {
bottom: 0;
z-index: 1;
background: currentColor;
}
.building > .tower,
.building > .tower:before,
.building > .tower:after {
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
}
.building:nth-child(1) {
left: 64px;
height: 145px;
}
.building:nth-child(1) > .tower:nth-child(1) {
--color-pointy: var(--color-building-dark);
width: 21px;
height: 70%;
background: white;
color: var(--color-building-dark);
background: currentColor;
--window-color: var(--color-window-dark);
}
.building:nth-child(1) > .tower:nth-child(1):after {
content: '';
display: block;
position: absolute;
width: 3px;
height: 30px;
bottom: 100%;
box-shadow: 15px -5px 0 var(--color-pointy);
z-index: -1;
}
.building:nth-child(1) > .tower:nth-child(1):before {
content: '';
display: block;
position: absolute;
bottom: 100%;
left: 0;
height: 2rem;
width: 100%;
z-index: -1;
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
background: var(--color-pointy);
-webkit-transform-origin: bottom right;
transform-origin: bottom right;
-webkit-transform: skewY(-45deg);
transform: skewY(-45deg);
z-index: -1;
}
.building:nth-child(1) > .tower:nth-child(1) .windows,
.building:nth-child(1) > .tower:nth-child(1) .windows:before,
.building:nth-child(1) > .tower:nth-child(1) .windows:after {
padding-right: 8px;
}
.building:nth-child(1) > .tower:nth-child(2) {
--color-pointy: var(--color-building);
width: 50px;
height: 100%;
color: var(--color-building);
}
.building:nth-child(1) > .tower:nth-child(2):before {
content: '';
display: block;
position: absolute;
bottom: 100%;
left: 0;
height: 45%;
width: 100%;
z-index: -1;
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
background: var(--color-pointy);
-webkit-transform-origin: bottom right;
transform-origin: bottom right;
-webkit-transform: skewY(-55deg);
transform: skewY(-55deg);
z-index: -1;
}
.building:nth-child(1) > .tower:nth-child(2) .windows,
.building:nth-child(1) > .tower:nth-child(2) .windows:before,
.building:nth-child(1) > .tower:nth-child(2) .windows:after {
padding-left: 12px;
}
.building:nth-child(1) > .tower:nth-child(3) {
--color-pointy: var(--color-building);
width: 21px;
height: 90%;
color: var(--color-building);
-webkit-transform-origin: bottom left;
transform-origin: bottom left;
}
.building:nth-child(1) > .tower:nth-child(3):after {
content: '';
display: block;
position: absolute;
width: 3px;
height: 30px;
bottom: 100%;
box-shadow: 5px -15px 0 var(--color-pointy), 10px -5px 0 var(--color-pointy);
z-index: -1;
}
.building:nth-child(1) > .tower:nth-child(3):before {
content: '';
display: block;
position: absolute;
bottom: 100%;
left: 0;
height: 2rem;
width: 100%;
z-index: -1;
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
background: var(--color-pointy);
-webkit-transform-origin: bottom left;
transform-origin: bottom left;
-webkit-transform: skewY(30deg);
transform: skewY(30deg);
z-index: -1;
}
.building:nth-child(1) > .tower:nth-child(3) .windows,
.building:nth-child(1) > .tower:nth-child(3) .windows:before,
.building:nth-child(1) > .tower:nth-child(3) .windows:after {
padding-left: 12px;
}
.building:nth-child(2) {
left: 284px;
height: 250px;
}
.building:nth-child(2) > .tower:nth-child(1),
.building:nth-child(2) > .tower:nth-child(3) {
width: 38px;
height: 50%;
}
.building:nth-child(2) > .tower:nth-child(1) .windows,
.building:nth-child(2) > .tower:nth-child(1) .windows:before,
.building:nth-child(2) > .tower:nth-child(1) .windows:after,
.building:nth-child(2) > .tower:nth-child(3) .windows,
.building:nth-child(2) > .tower:nth-child(3) .windows:before,
.building:nth-child(2) > .tower:nth-child(3) .windows:after {
padding: 0 6px;
}
.building:nth-child(2) > .tower:nth-child(1) {
color: var(--color-building-dark);
--color-pointy: var(--color-building-dark);
--window-color: var(--color-window-dark);
--window-space: 20px;
}
.building:nth-child(2) > .tower:nth-child(1):after {
content: '';
display: block;
position: absolute;
width: 3px;
height: 30px;
bottom: 100%;
box-shadow: 10px 15px 0 var(--color-pointy), 20px 20px 0 var(--color-pointy);
z-index: -1;
}
.building:nth-child(2) > .tower:nth-child(1):before {
content: '';
display: block;
position: absolute;
bottom: 100%;
left: 0;
height: 4px;
width: 100%;
background: var(--color-building);
}
.building:nth-child(2) > .tower:nth-child(2) {
width: 62px;
height: 100%;
color: var(--color-building);
--color-pointy: var(--color-building);
--window-color: var(--color-window-light);
--window-space: 20px;
}
.building:nth-child(2) > .tower:nth-child(2):after {
content: '';
display: block;
position: absolute;
width: 3px;
height: 30px;
bottom: 100%;
box-shadow: 20px 5px 0 var(--color-pointy), 40px 15px 0 var(--color-pointy);
z-index: -1;
}
.building:nth-child(2) > .tower:nth-child(2):before {
content: '';
height: 100%;
position: absolute;
top: 0;
display: block;
width: 20px;
background: var(--color-building-dark);
}
.building:nth-child(2) > .tower:nth-child(2) .windows,
.building:nth-child(2) > .tower:nth-child(2) .windows:before,
.building:nth-child(2) > .tower:nth-child(2) .windows:after {
padding-left: 30px;
}
.building:nth-child(2) > .tower:nth-child(3) {
color: var(--color-building);
--window-space: 20px;
}
.building:nth-child(3) {
left: 554px;
height: 180px;
}
.building:nth-child(3) > .tower:nth-child(1) {
--color-pointy: var(--color-building-dark);
width: 21px;
height: 70%;
background: white;
color: var(--color-building-dark);
background: var(--color-building-dark);
--window-color: var(--color-window-dark);
}
.building:nth-child(3) > .tower:nth-child(1):before {
content: '';
display: block;
position: absolute;
bottom: 100%;
left: 0;
height: 2rem;
width: 100%;
z-index: -1;
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
background: var(--color-pointy);
-webkit-transform-origin: bottom right;
transform-origin: bottom right;
-webkit-transform: skewY(-55deg);
transform: skewY(-55deg);
z-index: -1;
}
.building:nth-child(3) > .tower:nth-child(1) .windows,
.building:nth-child(3) > .tower:nth-child(1) .windows:before,
.building:nth-child(3) > .tower:nth-child(1) .windows:after {
padding-right: 8px;
}
.building:nth-child(3) > .tower:nth-child(2) {
--color-pointy: var(--color-building);
width: 30px;
height: 100%;
color: var(--color-building);
}
.building:nth-child(3) > .tower:nth-child(2):after {
content: '';
display: block;
position: absolute;
width: 3px;
height: 30px;
bottom: 100%;
box-shadow: 10px 20px 0 var(--color-pointy), 14px 23px 0 var(--color-pointy), 20px 15px 0 var(--color-pointy);
z-index: -1;
}
.building:nth-child(3) > .tower:nth-child(2):before {
content: '';
display: block;
position: absolute;
bottom: 100%;
left: 0;
height: 4px;
width: 100%;
background: var(--color-building-light);
}
.building:nth-child(3) > .tower:nth-child(2) .windows,
.building:nth-child(3) > .tower:nth-child(2) .windows:before,
.building:nth-child(3) > .tower:nth-child(2) .windows:after {
padding-left: 12px;
}
.building:nth-child(3) > .tower:nth-child(3) {
--color-pointy: var(--color-building);
width: 40px;
height: 70%;
color: var(--color-building);
-webkit-transform-origin: bottom left;
transform-origin: bottom left;
}
.building:nth-child(3) > .tower:nth-child(3):before {
content: '';
display: block;
position: absolute;
bottom: 100%;
left: 0;
height: 60px;
width: 100%;
z-index: -1;
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
background: var(--color-pointy);
-webkit-transform-origin: bottom left;
transform-origin: bottom left;
-webkit-transform: skewY(50deg);
transform: skewY(50deg);
z-index: -1;
}
.building:nth-child(3) > .tower:nth-child(3) .windows,
.building:nth-child(3) > .tower:nth-child(3) .windows:before,
.building:nth-child(3) > .tower:nth-child(3) .windows:after {
padding-left: 12px;
}
.heavens {
position: absolute;
width: 200px;
right: 0;
top: 0;
z-index: 10;
height: 100%;
overflow: hidden;
}
[class^="sun"] {
position: absolute;
text-align: center;
width: 100%;
cursor: pointer;
}
[class^="sun"]:before {
content: attr(data-title);
display: inline-block;
width: 100%;
margin: 2rem 0;
color: white;
font-size: 1.5rem;
}
[class^="sun"]:after {
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
margin-top: 1rem;
content: '';
display: inline-block;
width: 100%;
border-radius: 50%;
}
.glow {
width: 200px;
height: 200px;
z-index: -1;
position: absolute;
right: 0;
-webkit-filter: blur(50px);
filter: blur(50px);
}
.glow:before,
.glow:after {
content: '';
display: block;
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
border-radius: 50%;
}
.glow:before {
background: #FFFAAD;
}
.glow:after {
background: white;
}
.sunrise:after {
width: 78px;
height: 78px;
background: #FFFAAD;
box-shadow: 0 0 0 1rem rgba(255, 250, 173, 0.3);
}
.sunset:before {
margin-bottom: 3rem;
}
.sunset:after {
width: 52px;
height: 52px;
background: white;
box-shadow: 0 0 0 1rem rgba(255, 255, 255, 0.3), 0 0 0 2rem rgba(255, 255, 255, 0.15);
}
.clouds {
overflow: hidden;
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
position: absolute;
bottom: 0;
left: 0;
width: 100%;
height: 10rem;
z-index: 1;
-webkit-transition: box-shadow 3s cubic-bezier(0.25, 0, 0.1, 1);
transition: box-shadow 3s cubic-bezier(0.25, 0, 0.1, 1);
}
.clouds:before,
.clouds:after {
-webkit-animation-duration: 3s;
animation-duration: 3s;
-webkit-animation-timing-function: cubic-bezier(0.25, 0, 0.1, 1);
animation-timing-function: cubic-bezier(0.25, 0, 0.1, 1);
-webkit-animation-fill-mode: forwards;
animation-fill-mode: forwards;
-webkit-animation-direction: alternate;
animation-direction: alternate;
-webkit-animation-iteration-count: infinite;
animation-iteration-count: infinite;
}
.clouds:before {
background: white;
box-shadow: 82px 11px 0 white, 166px 39px 0 white, 243px 27px 0 white, 325px 25px 0 white, 406px 20px 0 white, 477px 29px 0 white, 553px 60px 0 white, 637px 21px 0 white, 711px 18px 0 white, 801px 36px 0 white;
-webkit-animation-name: clouds-sunrise;
animation-name: clouds-sunrise;
}
.clouds:after {
background: #9ED5F8;
opacity: var(--sunset);
box-shadow: 82px 11px 0 #9ED5F8, 166px 39px 0 #9ED5F8, 243px 27px 0 #9ED5F8, 325px 25px 0 #9ED5F8, 406px 20px 0 #9ED5F8, 477px 29px 0 #9ED5F8, 553px 60px 0 #9ED5F8, 637px 21px 0 #9ED5F8, 711px 18px 0 #9ED5F8, 801px 36px 0 #9ED5F8;
-webkit-animation-name: clouds-sunset;
animation-name: clouds-sunset;
}
@-webkit-keyframes clouds-sunrise {
to {
box-shadow: 82px 3px 0 white, 166px 25px 0 white, 243px 36px 0 white, 325px 35px 0 white, 406px 20px 0 white, 477px 29px 0 white, 553px 50px 0 white, 637px 15px 0 white, 711px 25px 0 white, 801px 29px 0 white;
}
}
@keyframes clouds-sunrise {
to {
box-shadow: 82px 3px 0 white, 166px 25px 0 white, 243px 36px 0 white, 325px 35px 0 white, 406px 20px 0 white, 477px 29px 0 white, 553px 50px 0 white, 637px 15px 0 white, 711px 25px 0 white, 801px 29px 0 white;
}
}
@-webkit-keyframes clouds-sunset {
to {
box-shadow: 82px 3px 0 #9ED5F8, 166px 25px 0 #9ED5F8, 243px 36px 0 #9ED5F8, 325px 35px 0 #9ED5F8, 406px 20px 0 #9ED5F8, 477px 29px 0 #9ED5F8, 553px 50px 0 #9ED5F8, 637px 15px 0 #9ED5F8, 711px 25px 0 #9ED5F8, 801px 29px 0 #9ED5F8;
}
}
@keyframes clouds-sunset {
to {
box-shadow: 82px 3px 0 #9ED5F8, 166px 25px 0 #9ED5F8, 243px 36px 0 #9ED5F8, 325px 35px 0 #9ED5F8, 406px 20px 0 #9ED5F8, 477px 29px 0 #9ED5F8, 553px 50px 0 #9ED5F8, 637px 15px 0 #9ED5F8, 711px 25px 0 #9ED5F8, 801px 29px 0 #9ED5F8;
}
}
.clouds:before,
.clouds:after {
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
-webkit-transition-timing-function: ease-in-out;
transition-timing-function: ease-in-out;
width: 10rem;
height: 10rem;
top: 5rem;
left: -5rem;
border-radius: 50%;
content: '';
display: block;
position: absolute;
}
.stars {
position: absolute;
top: 0;
left: 0;
height: 100%;
width: 100%;
overflow: hidden;
}
.stars:before,
.stars:after {
-webkit-transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
transition: all 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1);
opacity: var(--sunset);
content: '';
display: block;
position: absolute;
border-radius: 50%;
}
.stars:before {
height: 3px;
width: 3px;
box-shadow: 297px 4px 3px white, 391px 46px 4px white, 540px 259px 2px white, 695px 252px 4px white, 131px 83px 4px white, 565px 131px 3px white, 333px 369px 2px white, 180px 68px 1px white, 327px 259px 3px white, 41px 251px 4px white, 388px 69px 1px white, 652px 95px 3px white, 116px 35px 3px white, 689px 160px 3px white, 386px 59px 1px white, 600px 37px 3px white, 202px 138px 4px white, 511px 119px 4px white, 556px 210px 3px white, 471px 206px 1px white, 652px 40px 4px white, 794px 13px 1px white, 482px 140px 4px white, 169px 261px 2px white, 200px 74px 3px white, 128px 139px 4px white, 249px 215px 4px white, 63px 170px 1px white, 470px 13px 3px white, 392px 50px 1px white;
}
.stars:after {
height: 5px;
width: 5px;
box-shadow: 221px 33px 4px white, 92px 146px 2px white, 352px 182px 2px white, 239px 104px 2px white, 259px 77px 4px white, 13px 263px 3px white, 375px 313px 2px white, 478px 136px 3px white, 323px 214px 2px white, 281px 102px 1px white, 380px 90px 4px white, 182px 113px 4px white, 795px 107px 1px white, 799px 346px 2px white, 430px 354px 4px white, 17px 122px 1px white, 548px 102px 4px white, 105px 119px 4px white, 604px 136px 1px white, 227px 327px 1px white, 310px 320px 1px white, 635px 295px 2px white, 90px 88px 3px white, 282px 84px 2px white, 690px 145px 4px white, 381px 305px 3px white, 79px 150px 1px white, 681px 75px 1px white, 646px 295px 3px white, 341px 77px 2px white;
-webkit-transition-delay: calc(var(--sunset) * 1.5s);
transition-delay: calc(var(--sunset) * 1.5s);
}
input {
position: absolute;
visibility: hidden;
pointer-events: none;
}
#sunrise:checked ~ #app .time {
-webkit-animation: time-move-sunrise 1.5s none;
animation: time-move-sunrise 1.5s none;
}
#sunrise:checked ~ #app .time:after {
content: '';
-webkit-animation: time-change-sunrise 2.5s both;
animation: time-change-sunrise 2.5s both;
}
#sunrise:checked ~ #app .heavens > .sunset:before {
-webkit-animation: fade-out 0.75s cubic-bezier(0.25, 0, 0.1, 1) both;
animation: fade-out 0.75s cubic-bezier(0.25, 0, 0.1, 1) both;
}
#sunrise:checked ~ #app .heavens > .sunset:after {
-webkit-animation: circle-leave 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
animation: circle-leave 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
}
#sunrise:checked ~ #app .heavens > .sunrise {
pointer-events: none;
}
#sunrise:checked ~ #app .heavens > .sunrise:before {
-webkit-animation: fade-in 0.75s 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
animation: fade-in 0.75s 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
}
#sunrise:checked ~ #app .heavens > .sunrise:after {
-webkit-animation: circle-enter 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1) both;
animation: circle-enter 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1) both;
}
#sunrise:checked ~ #app .glow:before {
-webkit-animation: circle-enter 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1) both;
animation: circle-enter 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1) both;
}
#sunrise:checked ~ #app .glow:after {
-webkit-animation: circle-leave 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
animation: circle-leave 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
}
#sunrise:checked ~ #app .ledge:before {
-webkit-animation: ledge-shadow-sunrise 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
animation: ledge-shadow-sunrise 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
}
@-webkit-keyframes ledge-shadow-sunrise {
50% {
-webkit-transform: skewX(-25deg);
transform: skewX(-25deg);
}
60% {
-webkit-transform: skewX(-80deg);
transform: skewX(-80deg);
}
from,
to {
-webkit-animation-timing-function: ease;
animation-timing-function: ease;
-webkit-transform: skewX(-45deg);
transform: skewX(-45deg);
}
}
@keyframes ledge-shadow-sunrise {
50% {
-webkit-transform: skewX(-25deg);
transform: skewX(-25deg);
}
60% {
-webkit-transform: skewX(-80deg);
transform: skewX(-80deg);
}
from,
to {
-webkit-animation-timing-function: ease;
animation-timing-function: ease;
-webkit-transform: skewX(-45deg);
transform: skewX(-45deg);
}
}
@-webkit-keyframes time-move-sunrise {
50% {
-webkit-transform: translateY(-25%);
transform: translateY(-25%);
opacity: 0;
}
}
@keyframes time-move-sunrise {
50% {
-webkit-transform: translateY(-25%);
transform: translateY(-25%);
opacity: 0;
}
}
#sunset:checked ~ #app .time {
-webkit-animation: time-move-sunset 1.5s none;
animation: time-move-sunset 1.5s none;
}
#sunset:checked ~ #app .time:after {
content: '';
-webkit-animation: time-change-sunset 2.5s both;
animation: time-change-sunset 2.5s both;
}
#sunset:checked ~ #app .heavens > .sunrise:before {
-webkit-animation: fade-out 0.75s cubic-bezier(0.25, 0, 0.1, 1) both;
animation: fade-out 0.75s cubic-bezier(0.25, 0, 0.1, 1) both;
}
#sunset:checked ~ #app .heavens > .sunrise:after {
-webkit-animation: circle-leave 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
animation: circle-leave 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
}
#sunset:checked ~ #app .heavens > .sunset {
pointer-events: none;
}
#sunset:checked ~ #app .heavens > .sunset:before {
-webkit-animation: fade-in 0.75s 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
animation: fade-in 0.75s 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
}
#sunset:checked ~ #app .heavens > .sunset:after {
-webkit-animation: circle-enter 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1) both;
animation: circle-enter 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1) both;
}
#sunset:checked ~ #app .glow:after {
-webkit-animation: circle-enter 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1) both;
animation: circle-enter 0.75s 0.75s cubic-bezier(0.25, 0, 0.1, 1) both;
}
#sunset:checked ~ #app .glow:before {
-webkit-animation: circle-leave 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
animation: circle-leave 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
}
#sunset:checked ~ #app .ledge:before {
-webkit-animation: ledge-shadow-sunset 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
animation: ledge-shadow-sunset 1.5s cubic-bezier(0.25, 0, 0.1, 1) both;
}
@-webkit-keyframes ledge-shadow-sunset {
50% {
-webkit-transform: skewX(-25deg);
transform: skewX(-25deg);
}
60% {
-webkit-transform: skewX(-80deg);
transform: skewX(-80deg);
}
from,
to {
-webkit-animation-timing-function: ease;
animation-timing-function: ease;
-webkit-transform: skewX(-45deg);
transform: skewX(-45deg);
}
}
@keyframes ledge-shadow-sunset {
50% {
-webkit-transform: skewX(-25deg);
transform: skewX(-25deg);
}
60% {
-webkit-transform: skewX(-80deg);
transform: skewX(-80deg);
}
from,
to {
-webkit-animation-timing-function: ease;
animation-timing-function: ease;
-webkit-transform: skewX(-45deg);
transform: skewX(-45deg);
}
}
@-webkit-keyframes time-move-sunset {
50% {
-webkit-transform: translateY(-25%);
transform: translateY(-25%);
opacity: 0;
}
}
@keyframes time-move-sunset {
50% {
-webkit-transform: translateY(-25%);
transform: translateY(-25%);
opacity: 0;
}
}
@-webkit-keyframes circle-leave {
50% {
-webkit-transform: translateY(-50%);
transform: translateY(-50%);
opacity: 1;
}
to {
-webkit-animation-timing-function: ease-out;
animation-timing-function: ease-out;
-webkit-transform: translateY(60vh);
transform: translateY(60vh);
opacity: 0;
}
}
@keyframes circle-leave {
50% {
-webkit-transform: translateY(-50%);
transform: translateY(-50%);
opacity: 1;
}
to {
-webkit-animation-timing-function: ease-out;
animation-timing-function: ease-out;
-webkit-transform: translateY(60vh);
transform: translateY(60vh);
opacity: 0;
}
}
@-webkit-keyframes circle-enter {
from {
opacity: 0;
-webkit-transform: translateY(-50vh);
transform: translateY(-50vh);
}
to {
opacity: 1;
-webkit-transform: translateY(0);
transform: translateY(0);
}
}
@keyframes circle-enter {
from {
opacity: 0;
-webkit-transform: translateY(-50vh);
transform: translateY(-50vh);
}
to {
opacity: 1;
-webkit-transform: translateY(0);
transform: translateY(0);
}
}
@-webkit-keyframes time-change-sunrise {
from {
content: attr(data-sunset);
}
to {
content: attr(data-sunrise);
}
}
@keyframes time-change-sunrise {
from {
content: attr(data-sunset);
}
to {
content: attr(data-sunrise);
}
}
@-webkit-keyframes time-change-sunset {
from {
content: attr(data-sunrise);
}
to {
content: attr(data-sunset);
}
}
@keyframes time-change-sunset {
from {
content: attr(data-sunrise);
}
to {
content: attr(data-sunset);
}
}
@-webkit-keyframes fade-out {
from {
opacity: 1;
}
to {
opacity: 0;
}
}
@keyframes fade-out {
from {
opacity: 1;
}
to {
opacity: 0;
}
}
@-webkit-keyframes fade-in {
from {
opacity: 0;
}
to {
opacity: 1;
}
}
@keyframes fade-in {
from {
opacity: 0;
}
to {
opacity: 1;
}
}
body {
display: -webkit-box;
display: -webkit-flex;
display: -ms-flexbox;
display: flex;
-webkit-box-orient: horizontal;
-webkit-box-direction: normal;
-webkit-flex-direction: row;
-ms-flex-direction: row;
flex-direction: row;
-webkit-box-pack: center;
-webkit-justify-content: center;
-ms-flex-pack: center;
justify-content: center;
-webkit-box-align: center;
-webkit-align-items: center;
-ms-flex-align: center;
align-items: center;
}
html,
body {
width: 100%;
height: 100%;
margin: 0;
padding: 0;
}
*,
*:before,
*:after {
box-sizing: border-box;
position: relative;
}
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