圣诞树css样式表

本文介绍了一个使用HTML、CSS和JavaScript创建的动态DOM树,通过旋转效果展示数据节点,结合CSS3动画实现沉浸式用户体验。内容包括树形结构的HTML布局、CSS样式设计和JavaScript交互逻辑。

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创建tree.html

<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<link rel="stylesheet" type="text/css" href="css/domtree.css"/>
	</head>
	<body>
		<div class="tree">
			
		</div>
	</body>
	<script src="js/domtree.js" type="text/javascript" charset="utf-8"></script>
</html>

css样式表domtree.css

html {
	color:#000;
	background:#222222;
}
a {
	cursor:pointer;
}
html, body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code, form, fieldset, legend, input, textarea, p, blockquote, th, td {
	margin:0;
	padding:0;
}
table {
	border-collapse:collapse;
	border-spacing:0;
}
fieldset, img {
	border:0;
}
address, caption, cite, code, dfn, em, strong, th, var {
	font-style:normal;
	font-weight:normal;
}
li {
	list-style:none;
}
caption, th {
	text-align:left;
}
/* h1,h2,h3,h4,h5,h6{font-size:100%;} */
q:before, q:after {
	content:'';
}
abbr, acronym {
	border:0;
	font-variant:normal;
}
sup {
	vertical-align:text-top;
}
sub {
	vertical-align:text-bottom;
}
input, textarea, select {
	font-family:inherit;
	font-size:inherit;
	font-weight:inherit;
	outline-style:none;
	outline-width:0pt;
}
legend {
	color:#000;
}
a:focus, object, h1, h2, h3, h4, h5, h6 {
	-moz-outline-style: none;
	border:0px;
}
/*input[type="Submit"]{cursor:pointer;}*/
strong {
	font-weight: bold;
}
/*********************************************
 * GLOBAL
 *********************************************/

body, html {
	overflow: hidden;
	font-family: Helvetica, Arial, sans-serif;
	color: #fff;
	font-size: 11px;
	width: 100%;
	height: 100%;
	background: #b72424;
	background: -moz-radial-gradient(center, ellipse cover, #b72424 0%, #492727 100%);
	background: -webkit-gradient(radial, center center, 0px, center center, 100%, color-stop(0%, #b72424), color-stop(100%, #492727));
	background: -webkit-radial-gradient(center, ellipse cover, #b72424 0%, #492727 100%);
	background: -o-radial-gradient(center, ellipse cover, #b72424 0%, #492727 100%);
	background: -ms-radial-gradient(center, ellipse cover, #b72424 0%, #492727 100%);
	background: radial-gradient(center, ellipse cover, #b72424 0%, #492727 100%);
}

/*********************************************
 * DOM TREE
 *********************************************/

@-webkit-keyframes spin {
 0% {
-webkit-transform: rotateY( 0deg );
}
 100% {
-webkit-transform: rotateY( 360deg );
}
}
 @-moz-keyframes spin {
 0% {
-moz-transform: rotateY( 0deg );
}
 100% {
-moz-transform: rotateY( 360deg );
}
}
 @-ms-keyframes spin {
 0% {
-ms-transform: rotateY( 0deg );
}
 100% {
-ms-transform: rotateY( 360deg );
}
}
 @-o-keyframes spin {
 0% {
-o-transform: rotateY( 0deg );
}
 100% {
-o-transform: rotateY( 360deg );
}
}
 @keyframes spin {
 0% {
transform: rotateY( 0deg );
}
 100% {
transform: rotateY( 360deg );
}
}
body {
	-webkit-perspective: 3000px;
	-moz-perspective: 3000px;
	-ms-perspective: 3000px;
	-o-perspective: 3000px;
	perspective: 3000px;
	-webkit-perspective-origin: 0 20%;
	-moz-perspective-origin: 0 20%;
	-ms-perspective-origin: 0 20%;
	-o-perspective-origin: 0 20%;
	perspective-origin: 0 20%;
}
.tree {
	margin: 0 auto;
	position: relative;
	-webkit-animation: spin 18s infinite linear;
	-moz-animation: spin 18s infinite linear;
	-ms-animation: spin 18s infinite linear;
	-o-animation: spin 18s infinite linear;
	animation: spin 18s infinite linear;
	-webkit-transform-origin: 50% 0;
	-moz-transform-origin: 50% 0;
	-ms-transform-origin: 50% 0;
	-o-transform-origin: 50% 0;
	transform-origin: 50% 0;
	-webkit-transform-style: preserve-3d;
	-moz-transform-style: preserve-3d;
	-ms-transform-style: preserve-3d;
	-o-transform-style: preserve-3d;
	transform-style: preserve-3d;
}
.tree * {
	position: absolute;
	-webkit-transform-origin: 0 0;
	-moz-transform-origin: 0 0;
	-ms-transform-origin: 0 0;
	-o-transform-origin: 0 0;
	transform-origin: 0 0;
}

domtree.js文件


(function() {

    var supports3DTransforms = document.body.style['perspectiveProperty'] !== undefined ||
        document.body.style['WebkitPerspective'] !== undefined ||
        document.body.style['MozPerspective'] !== undefined ||
        document.body.style['msPerspective'] !== undefined ||
        document.body.style['OPerspective'] !== undefined;

    if (!supports3DTransforms) {
        alert('Your browser doesn\'t support CSS3 3D transforms :/');
    }

    function transform(element, value) {
        element.style.WebkitTransform = value;
        element.style.MozTransform = value;
        element.style.msTransform = value;
        element.style.OTransform = value;
        element.style.transform = value;
    }

    var width = 500,
        height = 600,
        quantity = 250,
        types = ['text', 'select', 'progress', 'meter', 'button', 'radio', 'checkbox'],
        greetings = ['Joyeuses Fêtes', 'Felices Fiestas', 'God Jul', 'Boas Festas', 'Mutlu Bayramlar', 'Sarbatori Fericite', 'Jie Ri Yu Kuai', 'Bones Festes', 'Tanoshii kurisumasu wo', 'Buone Feste', 'Happy Holidays', 'Ii holide eximnandi', 'Frohe Feiertage', 'Prettige feestdagen', 'Beannachtaí na Féile', 'Vesele Praznike', 'Selamat Hari Raya', 'Sretni praznici'];

    var tree = document.querySelector('.tree'),
        treeRotation = 0;

    tree.style.width = width + 'px';
    tree.style.height = height + 'px';

    window.addEventListener('resize', resize, false);

    // The tree
    for (var i = 0; i < quantity; i++) {
        var element = null,
            type = types[Math.floor(Math.random() * types.length)],
            greeting = greetings[Math.floor(Math.random() * greetings.length)];

        var x = width / 2,
            y = Math.round(Math.random() * height);

        var rx = 0,
            ry = Math.random() * 360,
            rz = -Math.random() * 15;

        var elemenWidth = 5 + ((y / height) * width / 2),
            elemenHeight = 26;

        switch (type) {
            case 'button':
                element = document.createElement('button');
                element.textContent = greeting;
                element.style.width = elemenWidth + 'px';
                element.style.height = elemenHeight + 'px';
                break;
            case 'progress':
                element = document.createElement('progress');
                element.style.width = elemenWidth + 'px';
                element.style.height = elemenHeight + 'px';
                if (Math.random() > 0.5) {
                    element.setAttribute('max', '100');
                    element.setAttribute('value', Math.round(Math.random() * 100));
                }
                break;
            case 'select':
                element = document.createElement('select');
                element.setAttribute('selected', greeting);
                element.innerHTML = '<option>' + greetings.join('</option><option>') + '</option>';
                element.style.width = elemenWidth + 'px';
                element.style.height = elemenHeight + 'px';
                break;
            case 'meter':
                element = document.createElement('meter');
                element.setAttribute('min', '0');
                element.setAttribute('max', '100');
                element.setAttribute('value', Math.round(Math.random() * 100));
                element.style.width = elemenWidth + 'px';
                element.style.height = elemenHeight + 'px';
                break;
            case 'radio':
                element = document.createElement('input');
                element.setAttribute('type', 'radio');
                if (Math.random() > 0.5) element.setAttribute('checked', '');
                break;
            case 'checkbox':
                element = document.createElement('input');
                element.setAttribute('type', 'checkbox');
                if (Math.random() > 0.5) element.setAttribute('checked', '');
                break;
            case 'text':
            default:
                element = document.createElement('input');
                element.setAttribute('type', 'text');
                element.setAttribute('value', greeting);
                element.style.width = elemenWidth + 'px';
                element.style.height = elemenHeight + 'px';
        }

        transform(element, 'translate3d(' + x + 'px, ' + y + 'px, 0px) rotateX(' + rx + 'deg) rotateY(' + ry + 'deg) rotateZ(' + rz + 'deg)');

        tree.appendChild(element);
    }

    // The snow
    for (var i = 0; i < 200; i++) {
        var element = document.createElement('input');
        element.setAttribute('type', 'radio');

        var spread = width * 2;

        var x = Math.round(Math.random() * spread) - (spread / 4),
            y = Math.round(Math.random() * height),
            z = Math.round(Math.random() * spread) - (spread / 2);

        var rx = 0,
            ry = Math.random() * 360,
            rz = 0;

        if (Math.random() > 0.5) element.setAttribute('checked', '');

        transform(element, 'translate3d(' + x + 'px, ' + y + 'px, ' + z + 'px) rotateX(' + rx + 'deg) rotateY(' + ry + 'deg) rotateZ(' + rz + 'deg)');

        tree.appendChild(element);
    }

    function resize() {
        tree.style.top = ((window.innerHeight - height - 100) / 2) + 'px';
    }

    resize();

})()

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