实战练习----css3鼠标悬停动画特效

<div class="block">
    <img src="img/1.jpg" alt=""/>
    <div class="ceng">
        <div>HEADING</br>HERE</div>
        <span></span>
        <P>description goes here</P>
    </div>
</div>

<div class="block1par">
    <div class="ceng1">
        <div>HEADING</br>HERE</div>
        <span></span>
        <P>description goes here</P>
    </div>
    <div class="block1">
        <img src="img/2.jpg" alt=""/>
    </div>
</div>

<div class="block2par">
    <div class="ceng2">
        <div>HEADING</br>HERE</div>
        <span></span>
        <P>description goes here</P>
    </div>
    <div class="block2">
        <img src="img/3.jpg" alt=""/>
    </div>
</div>

<div class="block3par">
    <div class="ceng3">
        <div>HEADING</br>HERE</div>
        <span></span>
        <P>description goes here</P>
    </div>
    <div class="block3">
        <img src="img/4.jpg" alt=""/>
    </div>
</div>

<div class="block4par">
    <div class="ceng4">
        <div>HEADING</br>HERE</div>
        <span></span>
        <P>description goes here</P>
    </div>
    <div class="block4">
        <img src="img/5.jpg" alt=""/>
    </div>
</div>

<div class="block5par">
    <div class="ceng5">
        <div>HEADING</br>HERE</div>
        <span></span>
        <P>description goes here</P>
    </div>
    <div class="block5">
        <img src="img/6.jpg" alt=""/>
    </div>
</div>

<div class="block6par">
    <div class="ceng6">
        <div>HEADING</br>HERE</div>
        <span></span>
        <P>description goes here</P>
    </div>
    <div class="block6">
        <img src="img/7.jpg" alt=""/>
    </div>
</div>

<div class="block7par">
    <div class="ceng7">
        <div>HEADING</br>HERE</div>
        <span></span>
        <P>description goes here</P>
    </div>
    <div class="block7">
        <img src="img/8.jpg" alt=""/>
    </div>
</div>

<div class="block8par">
    <div class="ceng8">
        <div>HEADING</br>HERE</div>
        <span></span>
        <P>description goes here</P>
    </div>
    <div class="block8">
        <img src="img/1.jpg" alt=""/>
    </div>
</div>

上面是是HTML代码部分,下面是css代码

*{
            margin:0;
            padding:0;
        }


        /*特效一*/
        .block{
            width:200px;
            height:200px;
            border-radius: 50%;
            overflow: hidden;
            margin:20px auto;
            position:relative;
        }
        .block:before{
            content:"";
            width:180px;
            height:180px;
            border-radius: 50%;
            border:10px solid;
            border-color: orange green green orange;
            position:absolute;
            z-index:2;
            transition: all 0.5s linear;
        }
        .block:hover::before{
            transform: rotatez(180deg);
        }
        .block>img{
             width:200px;
             height:200px;
             position: absolute;
         }
        .ceng{
            position:absolute;
            z-index:1;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            text-align: center;
            transition: all 0.5s linear;
            background-color: rgba(0, 0, 0, 0.51);

            opacity:0;

        }
        .block:hover .ceng{
            opacity: 1;
        }
        .ceng>div{
            font-size: 30px;
            padding-top:40px;
            color:white;
        }
        .ceng>span{
            display:block;
            width:170px;
            margin: 10px 15px;
            border-top:1px solid white;
        }
        .ceng>p{
            font-size:small;
            color:white;
        }



        /*特效二*/
        .block1par{
            width:200px;
            height:200px;
            border-radius: 50%;
            margin:10px auto;
            position:relative;
        }
        .block1{
            width:200px;
            height:200px;
            border-radius: 50%;
            overflow: hidden;
            margin:20px auto;
            position:relative;
        }
        .block1:before{
            content:"";
            width:180px;
            height:180px;
            border-radius: 50%;
            border:10px solid;
            border-color: rgba(192, 192, 192, 0.53);
            position:absolute;
            z-index:2;
        }
        .block1:hover img{
            transform: rotatez(-90deg);
        }
        .block1>img{
            width:200px;
            height:200px;
            border-radius: 50%;
            position: absolute;
            transition: all 0.5s linear;
        }
        .ceng1{
            position:absolute;
            z-index:1;
            left:-300px;
            /*right:-300px;*/
            opacity:0;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            text-align: center;
            transition: all 0.5s linear;
            background-color: rgba(0, 0, 0, 0.51);
            pointer-events: none;
        }
        .block1par:hover .ceng1{
            opacity: 1;
            left:0;
            /*right:0;*/
        }
        .ceng1>div{
            font-size: 30px;
            padding-top:40px;
            color:white;
        }
        .ceng1>span{
            display:block;
            width:170px;
            margin: 10px 15px;
            border-top:1px solid white;
        }
        .ceng1>p{
            font-size:small;
            color:white;
        }



        /*特效三*/
        .block2par{
            width:200px;
            height:200px;
            border-radius: 50%;
            margin:10px auto;
            position:relative;
        }
        .block2{
            width:200px;
            height:200px;
            border-radius: 50%;
            margin:20px auto;
            position:relative;
            transition: all 0.3s linear;
            /*z-index:3;*/
        }
        .block2:before{
            content:"";
            width:180px;
            height:180px;
            border-radius: 50%;
            border:10px solid;
            border-color: rgba(192, 192, 192, 0.53);
            position:absolute;
            z-index:2;
        }
        .block2par:hover .block2{
            transform:scale(0.5);
            left:90px;
        }
        .block2>img{
            width:200px;
            height:200px;
            border-radius: 50%;
            position: absolute;
            /*transition: all 0.4s linear;*/
        }
        .ceng2{
            position:absolute;
            z-index:1;
            left:-300px;
            opacity:0;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            text-align: center;
            transition: all 0.4s linear;
            background-color: rgba(0, 0, 0, 0.51);
            pointer-events: none;
        }
        .block2par:hover .ceng2{
            opacity: 1;
            left:0;
        }
        .ceng2>div{
            font-size: 30px;
            padding-top:40px;
            color:white;
        }
        .ceng2>span{
            display:block;
            width:170px;
            margin: 10px 15px;
            border-top:1px solid white;
        }
        .ceng2>p{
            font-size:small;
            color:white;
        }



        /*特效四*/
        .block3par{
            width:200px;
            height:200px;
            border-radius: 50%;
            margin:10px auto;
            position:relative;
        }
        .block3{
            width:200px;
            height:200px;
            border-radius: 50%;
            /*overflow: hidden;*/
            margin:20px auto;
            position:relative;
            transition: all 0.2s 0.15s linear;
            z-index:3;
            opacity:1;
        }
        .block3:before{
            content:"";
            width:180px;
            height:180px;
            border-radius: 50%;
            border:10px solid;
            border-color: rgba(192, 192, 192, 0.53);
            position:absolute;
            z-index:2;
        }
        .block3par:hover .block3{
            left:250px;
            opacity:0;
        }
        .block3>img{
            width:200px;
            height:200px;
            border-radius: 50%;
            position: absolute;
        }
        .ceng3{
            position:absolute;
            z-index:1;
            left:-300px;
            opacity:0;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            text-align: center;
            transition: all 0.2s linear;
            background-color: rgba(0, 0, 0, 0.51);
            pointer-events: none;
        }
        .block3par:hover .ceng3{
            opacity: 1;
            left:0;
        }
        .ceng3>div{
            font-size: 30px;
            padding-top:40px;
            color:white;
        }
        .ceng3>span{
            display:block;
            width:170px;
            margin: 10px 15px;
            border-top:1px solid white;
        }
        .ceng3>p{
            font-size:small;
            color:white;
        }



        /*特效五*/
        .block4par{
            width:200px;
            height:200px;
            border-radius: 50%;
            margin:10px auto;
            position:relative;
        }
        .block4{
            width:200px;
            height:200px;
            border-radius: 50%;
            margin:20px auto;
            position:relative;
            transition: all 0.2s linear;
        }
        .block4:before{
            content:"";
            width:180px;
            height:180px;
            border-radius: 50%;
            border:10px solid;
            border-color: rgba(192, 192, 192, 0.53);
            position:absolute;
            z-index:2;
        }
        .block4>img{
            width:200px;
            height:200px;
            border-radius: 50%;
            position: absolute;
        }
        .ceng4{
            position:absolute;
            z-index:1;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            text-align: center;
            transform:rotatey(90deg);
            transition: all 0.2s linear;
            background-color: rgba(0, 0, 0, 0.51);
            opacity: 0;
            pointer-events: none;
        }
        .block4par:hover .ceng4{
            opacity: 0.5;
            transform: rotatey(0deg);
        }

        .ceng4>div{
            font-size: 30px;
            padding-top:40px;
            color:white;
        }
        .ceng4>span{
            display:block;
            width:170px;
            margin: 10px 15px;
            border-top:1px solid white;
        }
        .ceng4>p{
            font-size:small;
            color:white;
        }



        /*特效六*/
        .block5par{
            width:200px;
            height:200px;
            border-radius: 50%;
            margin:10px auto;
            position:relative;
        }
        .block5{
            width:200px;
            height:200px;
            border-radius: 50%;
            margin:20px auto;
            position:relative;
            transition: all 0.2s linear;
            z-index:3;
            opacity:1;
        }
        .block5:before{
            content:"";
            width:180px;
            height:180px;
            border-radius: 50%;
            border:10px solid;
            border-color: rgba(192, 192, 192, 0.53);
            position:absolute;
            z-index:2;
        }
        .block5par:hover .block5{
            transform: scale(1.5);
            opacity:0;
        }
        .block5>img{
            width:200px;
            height:200px;
            border-radius: 50%;
            position: absolute;
        }
        .ceng5{
            position:absolute;
            z-index:1;
            opacity:0;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            text-align: center;
            transition: all 0.2s linear;
            background-color: rgba(0, 0, 0, 0.51);
            pointer-events: none;
        }
        .block5par:hover .ceng5{
            opacity: 1;
        }
        .ceng5>div{
            font-size: 30px;
            padding-top:40px;
            color:white;
        }
        .ceng5>span{
            display:block;
            width:170px;
            margin: 10px 15px;
            border-top:1px solid white;
        }
        .ceng5>p{
            font-size:small;
            color:white;
        }



        /*特效七*/
        .block6par{
            width:200px;
            height:200px;
            border-radius: 50%;
            margin:10px auto;
            position:relative;
        }
        .block6{
            width:200px;
            height:200px;
            border-radius: 50%;
            margin:20px auto;
            position:relative;
            transition: all 0.2s linear;
            z-index:3;
            opacity:1;
        }
        .block6:before{
            content:"";
            width:180px;
            height:180px;
            border-radius: 50%;
            border:10px solid;
            border-color: rgba(192, 192, 192, 0.53);
            position:absolute;
            z-index:2;
        }
        .block6par:hover .block6{
            transform:scale(0.5);
            opacity:0;
        }
        .block6>img{
            width:200px;
            height:200px;
            border-radius: 50%;
            position: absolute;
        }
        .ceng6{
            position:absolute;
            z-index:1;
            opacity:0;
            left:-200px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            text-align: center;
            transition: all 0.2s linear;
            background-color: rgba(0, 0, 0, 0.51);
            pointer-events: none;
        }
        .block6par:hover .ceng6{
            left:0;
            opacity: 1;
        }
        .ceng6>div{
            font-size: 30px;
            padding-top:40px;
            color:white;
        }
        .ceng6>span{
            display:block;
            width:170px;
            margin: 10px 15px;
            border-top:1px solid white;
        }
        .ceng6>p{
            font-size:small;
            color:white;
        }



        /*特效八*/
        .block7par{
            width:200px;
            height:200px;
            border-radius: 50%;
            margin:10px auto;
            position:relative;
        }
        .block7{
            width:200px;
            height:200px;
            border-radius: 50%;
            margin:20px auto;
            position:relative;
            left:0;
            transition: all 0.2s 0.15s linear;
            z-index:3;
            opacity:1;
        }
        .block7:before{
            content:"";
            width:180px;
            height:180px;
            border-radius: 50%;
            border:10px solid;
            border-color: rgba(192, 192, 192, 0.53);
            position:absolute;
            z-index:2;
        }
        .block7par:hover .block7{
            transform:scale(0.5);
            left:-200px;
            opacity:0;
        }
        .block7>img{
            width:200px;
            height:200px;
            border-radius: 50%;
            position: absolute;
        }
        .ceng7{
            position:absolute;
            z-index:1;
            opacity:0;
            right:-300px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            text-align: center;
            transition: all 0.2s 0.15s linear;
            background-color: rgba(0, 0, 0, 0.51);
            pointer-events: none;
        }
        .block7par:hover .ceng7{
            right:0;
            opacity: 1;
        }
        .ceng7>div{
            font-size: 30px;
            padding-top:40px;
            color:white;
        }
        .ceng7>span{
            display:block;
            width:170px;
            margin: 10px 15px;
            border-top:1px solid white;
        }
        .ceng7>p{
            font-size:small;
            color:white;
        }



        /*特效九*/
        .block8par{
            width:200px;
            height:200px;
            border-radius: 50%;
            margin:10px auto;
            position:relative;
        }
        .block8{
            width:200px;
            height:200px;
            border-radius: 50%;
            margin:20px auto;
            position:relative;
            right:0;
            transition: all 0.4s linear;
            z-index:3;
            opacity:1;
        }
        .block8:before{
            content:"";
            width:180px;
            height:180px;
            border-radius: 50%;
            border:10px solid;
            border-color: rgba(192, 192, 192, 0.53);
            position:absolute;
            z-index:2;
            pointer-events: none;
        }
        .block8par:hover .block8{
            transform:rotatez(180deg);
            right:-300px;
            opacity:0;
        }
        .block8>img{
            width:200px;
            height:200px;
            border-radius: 50%;
            position: absolute;
        }
        .ceng8{
            position:absolute;
            z-index:1;
            opacity:0;
            right:-300px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            text-align: center;
            transition: all 0.2s 0.15s linear;
            background-color: rgba(0, 0, 0, 0.51);
            pointer-events: none;
        }
        .block8par:hover .ceng8{
            right:0;
            opacity: 1;
        }
        .ceng8>div{
            font-size: 30px;
            padding-top:40px;
            color:white;
        }
        .ceng8>span{
            display:block;
            width:170px;
            margin: 10px 15px;
            border-top:1px solid white;
        }
        .ceng8>p{
            font-size:small;
            color:white;
        }

 

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