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使用纯CSS实现带箭头的提示框

2024-08-27 12:32:26   219人阅读

 

爱编程爱分享，原创文章，转载请注明出处，谢谢！http://www.cnblogs.com/fozero/p/6187323.html

1、全部代码

<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8" />
        <title>使用纯CSS实现带箭头的提示框</title>
        <script src="https://cdn.bootcss.com/jquery/3.1.1/jquery.min.js"></script>
        <style>
            body {
                margin: 0;
                padding: 0;
            }
            .nav {
                background-color: #5CACEE;
                height: 78px;
                width: 100%;
                position: relative;
            }
            .nav img {
                cursor: pointer;
                position: absolute;
                right: 120px;
                top: 25px;
                width: 28px;
            }
            .nav .sub-nav {
                position: absolute;
                right: 40px;
                top: 72px;
                font-size: 9pt;
                display: block;
                width: 120px;
                background-color: transparent;
                *border: 1px solid #666;
            }
            .sub-nav s {
                position: absolute;
                top: -20px;
                *top: -22px;
                left: 20px;
                display: block;
                height: 0;
                width: 0;
                font-size: 0;
                line-height: 0;
                border-color: transparent transparent #dadada transparent;
                border-style: dashed dashed solid dashed;
                border-width: 10px;
            }
            .sub-nav s i {
                position: absolute;
                top: -9px;
                *top: -9px;
                left: -10px;
                display: block;
                height: 0;
                width: 0;
                font-size: 0;
                line-height: 0;
                border-color: transparent transparent #fff transparent;
                border-style: dashed dashed solid dashed;
                border-width: 10px;
            }
            .sub-nav .content {
                border: 1px solid #dadada;
                -moz-border-radius: 3px;
                -webkit-border-radius: 3px;
                position: absolute;
                background-color: #fff;
                width: 100%;
                *top: -2px;
                *border-top: 1px solid #666;
                *border-top: 1px solid #666;
                *border-left: none;
                *border-right: none;
                *height: 102px;
                box-shadow: 3px 3px 4px #999;
                -moz-box-shadow: 3px 3px 4px #999;
                -webkit-box-shadow: 3px 3px 4px #999;
                padding-right: 15px;
            }
            .sub-nav .content ul {
                list-style: none;
                margin: 0;
                padding: 0;
            }
            .sub-nav .content ul li {
                border-bottom: 1px solid #dadada;
                height: 38px;
                line-height: 38px;
                padding-left: 10px;
                overflow: hidden;
            }
            .sub-nav .content ul li:last-child {
                border-bottom: none
            }
        </style>
    </head>
    <body>
        <div class="nav">
            <img src="img/more.png" onm ouseover="showNav();" onm ouseout="hideNav();" />
            <div class="sub-nav" style="display:none ;">
                <div class="content">
                    <ul>
                        <li>造饭师XXXX一店</li>
                        <li>造饭师XXXX二店</li>
                        <li>造饭师XXXX三店</li>
                        <li>造饭师XXXX四店</li>
                    </ul>
                </div>
                <s><i></i></s>
            </div>
        </div>
        <script>
            function showNav() {
                $(".sub-nav").show();
            }
            function hideNav() {
                $(".sub-nav").hide();
            }
        </script>
    </body>

</html>

 2、显示效果图

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使用纯CSS实现带箭头的提示框


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