旋转加载loading和点点加载loadingdemo

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>loading</title>
</head>
<style>
    .icon{display: inline-block;
        background: url("../imgs/icon.png") no-repeat;
        background-size: 350px 250px;}
    i.loading-icon{width: 15px;
        height: 15px;background-position: 0 -90px;
        -webkit-animation: loading 1s linear infinite;}
    @-webkit-keyframes loading {
        from { -webkit-transform: rotate(0deg) translateZ(0); }
        to { -webkit-transform: rotate(360deg) translateZ(0); }
    }
    .search-loading-icon{background-position:-15px -228px;
        width:20px;height:20px;-webkit-animation:
            loading 1s linear infinite;}
    .search-loading-txt{font-size:12px;color:#999;margin-top:10px;}
    dot{
        display: inline-block;
        height: 1em; line-height: 1;
        text-align: left;
        vertical-align: -.25em;
        overflow: hidden;
    }
    dot::before {
        display: block;
        content: '...\A..\A.';
        white-space: pre-wrap;   /* 也可以是white-space: pre */
        animation: dot 3s infinite step-start both;
    }
    @keyframes dot {
        33% { transform: translateY(-2em); }
        66% { transform: translateY(-1em); }
    }

</style>

<body>
<div class="search-loading" >
    <div class="search-loading-img">
        <i class="icon_two search-loading-icon"></i>
    </div>
    <div class="search-loading-txt">搜索中<dot>...</dot></div>

</body>
</html>