<!DOCTYPE html>
<html>
<head>
<title>css3实现3d搜索框</title>
<style>
body{background: #eee; font: 12px 'Lucida sans', Arial, Helvetica; color: #333; text-align: center;} a{color: #2A679F;} .form-wrapper{width: 450px; padding: 8px; margin: 100px auto; overflow: hidden; border-width: 1px; border-style: solid; border-color: #dedede #bababa #aaa #bababa; -moz-box-shadow: 0 3px 3px rgba(255,255,255,.1), 0 3px 0 #bbb, 0 4px 0 #aaa, 0 5px 5px #444; -webkit-box-shadow: 0 3px 3px rgba(255,255,255,.1), 0 3px 0 #bbb, 0 4px 0 #aaa, 0 5px 5px #444; box-shadow: 0 3px 3px rgba(255,255,255,.1), 0 3px 0 #bbb, 0 4px 0 #aaa, 0 5px 5px #444; -moz-border-radius: 10px; -webkit-border-radius: 10px; border-radius: 10px; background-color: #f6f6f6; background-image: -webkit-gradient(linear, left top, left bottom, from(#f6f6f6), to(#eae8e8)); background-image: -webkit-linear-gradient(top, #f6f6f6, #eae8e8); background-image: -moz-linear-gradient(top, #f6f6f6, #eae8e8); background-image: -ms-linear-gradient(top, #f6f6f6, #eae8e8); background-image: -o-linear-gradient(top, #f6f6f6, #eae8e8); background-image: linear-gradient(top, #f6f6f6, #eae8e8);} .form-wrapper #search{width: 330px; height: 20px; padding: 10px 5px; float: left; font: bold 16px 'lucida sans', 'trebuchet MS', 'Tahoma'; border: 1px solid #ccc; -moz-box-shadow: 0 1px 1px #ddd inset, 0 1px 0 #fff; -webkit-box-shadow: 0 1px 1px #ddd inset, 0 1px 0 #fff; box-shadow: 0 1px 1px #ddd inset, 0 1px 0 #fff; -moz-border-radius: 3px; -webkit-border-radius: 3px; border-radius: 3px;} .form-wrapper #search:focus{outline: 0; border-color: #aaa; -moz-box-shadow: 0 1px 1px #bbb inset; -webkit-box-shadow: 0 1px 1px #bbb inset; box-shadow: 0 1px 1px #bbb inset;} .form-wrapper #search::-webkit-input-placeholder{color: #999; font-weight: normal;} .form-wrapper #search:-moz-placeholder{color: #999; font-weight: normal;} .form-wrapper #search:-ms-input-placeholder{color: #999; font-weight: normal;} .form-wrapper #submit{float: right; border: 1px solid #00748f; height: 42px; width: 100px; padding: 0; cursor: pointer; font: bold 15px Arial, Helvetica; color: #fafafa; text-transform: uppercase; background-color: #0483a0; background-image: -webkit-gradient(linear, left top, left bottom, from(#31b2c3), to(#0483a0)); background-image: -webkit-linear-gradient(top, #31b2c3, #0483a0); background-image: -moz-linear-gradient(top, #31b2c3, #0483a0); background-image: -ms-linear-gradient(top, #31b2c3, #0483a0); background-image: -o-linear-gradient(top, #31b2c3, #0483a0); background-image: linear-gradient(top, #31b2c3, #0483a0); -moz-border-radius: 3px; -webkit-border-radius: 3px; border-radius: 3px; text-shadow: 0 1px 0 rgba(0, 0 ,0, .3); -moz-box-shadow: 0 1px 0 rgba(255, 255, 255, 0.3) inset, 0 1px 0 #fff; -webkit-box-shadow: 0 1px 0 rgba(255, 255, 255, 0.3) inset, 0 1px 0 #fff; box-shadow: 0 1px 0 rgba(255, 255, 255, 0.3) inset, 0 1px 0 #fff;} .form-wrapper #submit:hover, .form-wrapper #submit:focus{background-color: #31b2c3; background-image: -webkit-gradient(linear, left top, left bottom, from(#0483a0), to(#31b2c3)); background-image: -webkit-linear-gradient(top, #0483a0, #31b2c3); background-image: -moz-linear-gradient(top, #0483a0, #31b2c3); background-image: -ms-linear-gradient(top, #0483a0, #31b2c3); background-image: -o-linear-gradient(top, #0483a0, #31b2c3); background-image: linear-gradient(top, #0483a0, #31b2c3);} .form-wrapper #submit:active{outline: 0; -moz-box-shadow: 0 1px 4px rgba(0, 0, 0, 0.5) inset; -webkit-box-shadow: 0 1px 4px rgba(0, 0, 0, 0.5) inset; box-shadow: 0 1px 4px rgba(0, 0, 0, 0.5) inset;} .form-wrapper #submit::-moz-focus-inner{border: 0;}
</style>
</head>
<body>
<div>http://www.999jiujiu.com/</div>
<form >
<input type="text" id="search" placeholder="Search for CSS3, HTML5, jQuery ..." required>
<input type="submit" value="go" id="submit">
</form>
<script src='/images/loading.gif' data-original="http://www.cnblogs.com//ajaxjs/jquery.1.7.2.min.js"></script>
<div >
<p>如果右下角提示JS错误，请刷新一下页面即可</p>
</div>
</body>
</html>
原标题：css3 jQuery实现3d搜索框+为空判断
关键词：CSS
我知道了 