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HTML实现圣诞树(HTML+CSS+JavaScript)
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HTML实现圣诞树(HTML+CSS+JavaScript)
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<!DOCTYPE html> <html lang="en"><head><meta charset="utf-8"><meta name="description" content="A Christmas tree built out of form elements." /><meta name="author" content="Hakim El Hattab" /><meta http-equiv="X-UA-Compatible" content="chrome=1"><title>圣誕樹</title><link href='https://fonts.googleapis.com/css?family=Armata' rel='stylesheet' type='text/css'><style type="text/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;}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: radial-gradient(center, ellipse cover, #b72424 0%,#492727 100%);}@keyframes spin {0% { transform: rotateY( 0deg ); }100% { transform: rotateY( 360deg ); }}body {perspective: 3000px;perspective-origin: 0 20%;}.tree {margin: 0 auto;position: relative;animation: spin 18s infinite linear;transform-origin: 50% 0;transform-style: preserve-3d;}.tree * {position: absolute;transform-origin: 0 0;}</style></head><body><audio src="music.wav" autoplay loop controls></audio><div class="tree"></div><script type="text/javascript">// JavaScript Document const width = 500; const height = 600; const quantity = 150; const types = [ 'text', 'select', 'progress', 'meter', 'button', 'radio', 'checkbox' ]; const greetings = [ '知心寶貝','知心寶貝','Merry Christmas','Merry Christmas','Merry Christmas','Merry Christmas','知心寶貝','12月25','知心寶貝','Merry Christmas','Happy Holidays', ' 知心寶貝','12月25','知心寶貝','Merry Christmas','知心寶貝','Merry Christmas','知心寶貝' ]; let 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++ ) {let element = null,type = types[ Math.floor( Math.random() * types.length ) ],greeting = greetings[ Math.floor( Math.random() * greetings.length ) ];let x = width/2,y = Math.round( Math.random() * height );let rx = 0,ry = Math.random() * 360,rz = -Math.random() * 15;let 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 'text':default:element = document.createElement( 'input' );element.setAttribute( 'type', 'text' );element.setAttribute( 'value', greeting );element.style.width = elemenWidth + 'px';element.style.height = elemenHeight + 'px';}element.style.transform = `translate3d(${x}px, ${y}px, 0px) rotateX(${rx}deg) rotateY(${ry}deg) rotateZ(${rz}deg)`;tree.appendChild( element ); }// Let it snow for( var i = 0; i < 200; i++ ) {let element = document.createElement( 'input' );element.setAttribute( 'type', 'radio' );let spread = window.innerWidth/2;let x = Math.round( Math.random() * spread ) - ( spread / 4 ),y = Math.round( Math.random() * height ),z = Math.round( Math.random() * spread ) - ( spread / 2 );let rx = 0,ry = Math.random() * 360,rz = 0;if( Math.random() > 0.5 ) element.setAttribute( 'checked', '' );element.style.transform = `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();</script><!-- Third party scripts and sharing UI --><p class="project-title">圣誕樹</p><style type="text/css" media="screen">.project-title {position: absolute;left: 25px;bottom: 20px;font-size: 16px;color: #fff;}.credits {position: absolute;right: 20px;bottom: 25px;font-size: 15px;z-index: 20;color: #fff;vertical-align: middle;}.credits * + * {margin-left: 15px;}.credits a {padding: 8px 10px;color: rgba(255,255,255,0.7);border: 2px solid rgba(255,255,255,0.7);text-decoration: none;}.credits a:hover {border-color: #fff;color: #fff;}@media screen and (max-width: 1040px) {.project-title {display: none;}.credits {width: 100%;left: 0;right: auto;bottom: 0;padding: 30px 0;background: #b72424;text-align: center;}.credits a {display: inline-block;margin-top: 7px;margin-bottom: 7px;}}</style><script>var _gaq = [['_setAccount', 'UA-15240703-1'], ['_trackPageview']];(function(d, t) {var g = d.createElement(t),s = d.getElementsByTagName(t)[0];g.async = true;g.src = ('https:' == location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';s.parentNode.insertBefore(g, s);})(document, 'script');</script></body> </html>總結
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