jQuery 视觉设计 前端开发鼠标经过显示边框特效

javascript jquery 交互式web前端开发|javaee是前端开发的吗?|web前端开发教程标准

html 代码

<!DOCTYPE html>
<html lang=”en”>
<head>
    <meta charset=”UTF-8″>
    <link rel=”stylesheet” type=”text/css” href=”css.css”>
    <title>前端开发教程书:jquery特效</title>
    <style type=”text/css”>
        * {
            margin: 0;
            padding: 0;
            list-style-type: none;
        }
        a,
        img {
            border: 0;
        }
        a {
            color: #000;
            text-decoration: none;
            font-weight: 600
        }
        body {
            font: 12px/180% Arial, Helvetica, sans-serif, “新宋体”;
        }
        .sph {
            width: 1300px;
            margin: 0 auto;
            padding: 100px 0;
        }
        .spbq {
            width: 250px;
            height: 250px;
            float: left;
            line-height: 2;
            padding: 10px 10px 0 20px;
            margin: 20px;
            position: relative;
            overflow: hidden;
        }
        .spbq h2 {
            color: #14191e;
            font: bold 14px/18px “Microsoft Yahei”, “Hiragino Sans GB”, Helvetica, “微软雅黑”, Tahoma, Arial, sans-serif;
            margin-top: 18px;
        }
        .spbq span {
            display: block;
            color: #b4bbbf;
            font: 12px/18px “Microsoft Yahei”, “Hiragino Sans GB”, Helvetica, “微软雅黑”, Tahoma, Arial, sans-serif;
            margin: 8px 0;
        }
        .spbq b {
            color: #787d82;
            font: 12px/18px “Microsoft Yahei”, “Hiragino Sans GB”, Helvetica, “微软雅黑”, Tahoma, Arial, sans-serif;
        }
        .biankuang {
            width: 3px;
            height: 3px;
            position: absolute;
            z-index: 99;
            border-radius: 10px;
            /*background: black;*/
        }
        .biankuang_1 {
            height: 3px;
            top: -6px;
            left: 0px;
            border-left: 3px solid #EB5858;
        }
        .biankuang_2 {
            width: 0px;
            bottom: -3px;
            left: 0px;
            border-top: 3px solid #EB5858;
        }
        .biankuang_3 {
            height: 0px;
            bottom: 0px;
            right: 0px;
            border-right: 3px solid #EB5858;
        }
        .biankuang_4 {
            width: 0px;
            top: -3px;
            right: 0px;
            border-bottom: 3px solid #EB5858;
        }
        .text_gobuy {
            position: absolute;
            z-index: 9;
            bottom: 0;
            left: 0px;
            width: 280px;
            height: 50px;
            overflow: hidden;
            background-color: rgba(32, 32, 33, 0.5);
            cursor: pointer;
            display: none;
            text-align: center;
        }
        .text_gobuy_show {
            padding: 20px 15px;
            opacity: 1;
        }
        .spbq p {
            position: absolute;
            bottom: 10px;
            left: 110px;
            line-height: 33px;
            color: #fff
        }
    </style>
</head>
<body>
    <div class=”sph”>
        <div class=”spbq”>
            <div class=”biankuang biankuang_1″></div>
            <div class=”biankuang biankuang_2″></div>
            <div class=”biankuang biankuang_3″></div>
            <div class=”biankuang biankuang_4″></div>
            <a href=”#”>
                <div class=”zst”>
                    <img src=”http://www.jq22.com/demo/jquery-hover20161208/images/0-135.jpg” alt=””>
                </div>
                <h2>jquery基础课程</h2>
                <span>让jquery带您进入网页动态交互世界,为…</span>
                <b>更新完毕 &nbsp;&nbsp;&nbsp;15783人学习</b>
            </a>
            <div class=”text_gobuy”>
                <p>9小时17分钟 | 初级</p>
            </div>
        </div>
        <div class=”spbq”>
            <div class=”biankuang biankuang_1″></div>
            <div class=”biankuang biankuang_2″></div>
            <div class=”biankuang biankuang_3″></div>
            <div class=”biankuang biankuang_4″></div>
            <a href=”#”>
                <div class=”zst”>
                    <img src=”http://www.jq22.com/demo/jQuery-hover20161208/images/0-135.jpg” alt=””>
                </div>
                <h2>jQuery基础课程</h2>
                <span>让jQuery带您进入网页动态交互世界,为…</span>
                <b>更新完毕 &nbsp;&nbsp;&nbsp;15783人学习</b>
            </a>
            <div class=”text_gobuy”>
                <p>9小时17分钟 | 初级</p>
            </div>
        </div>
        <div class=”spbq”>
            <div class=”biankuang biankuang_1″></div>
            <div class=”biankuang biankuang_2″></div>
            <div class=”biankuang biankuang_3″></div>
            <div class=”biankuang biankuang_4″></div>
            <a href=”#”>
                <div class=”zst”>
                    <img src=”http://www.jq22.com/demo/jQuery-hover20161208/images/0-135.jpg” alt=””>
                </div>
                <h2>jQuery基础课程</h2>
                <span>让jQuery带您进入网页动态交互世界,为…</span>
                <b>更新完毕 &nbsp;&nbsp;&nbsp;15783人学习</b>
            </a>
            <div class=”text_gobuy”>
                <p>9小时17分钟 | 初级</p>
            </div>
        </div>
        <div class=”spbq”>
            <div class=”biankuang biankuang_1″></div>
            <div class=”biankuang biankuang_2″></div>
            <div class=”biankuang biankuang_3″></div>
            <div class=”biankuang biankuang_4″></div>
            <a href=”#”>
                <div class=”zst”>
                    <img src=”http://www.jq22.com/demo/jQuery-hover20161208/images/0-135.jpg” alt=””>
                </div>
                <h2>jQuery基础课程</h2>
                <span>让jQuery带您进入网页动态交互世界,为…</span>
                <b>更新完毕 &nbsp;&nbsp;&nbsp;15783人学习</b>
            </a>
            <div class=”text_gobuy”>
                <p>9小时17分钟 | 初级</p>
            </div>
        </div>
    </div>
    <script src=”http://www.jq22.com/jquery/jquery-1.10.2.js”></script>
    <script type=”text/javascript”>
        function biankuang(obj) {
            $(obj).find(‘.biankuang_1’).stop(true).animate({
                height: ‘305px’
            }, 300) $(obj).find(‘.biankuang_2’).stop(true).delay(‘300’).animate({
                width: ‘305px’
            }, 300) $(obj).find(‘.biankuang_3’).stop(true).animate({
                height: ‘305px’
            }, 300) $(obj).find(‘.biankuang_4’).stop(true).delay(‘300’).animate({
                width: ‘305px’
            }, 300)
        }
        function biankuang1(obj) {
            $(obj).find(‘.biankuang_1’).animate({
                height: ‘0’
            }, 100) $(obj).find(‘.biankuang_2’).animate({
                width: ‘0’
            }, 100) $(obj).find(‘.biankuang_3’).animate({
                height: ‘0’
            }, 100) $(obj).find(‘.biankuang_4’).animate({
                width: ‘0’
            }, 100)
        }
        $(‘.spbq’).hover(function () {
            var obj = $(this);
            obj.find(‘.text_gobuy’).slideDown(300);
            biankuang(obj);
        }, function () {
            var obj = $(this);
            obj.find(‘.text_gobuy’).slideUp(300);
            biankuang1(obj);
        })
    </script>
</body>
</html>

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