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  • html css 多级菜单实例

    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
        <title></title>
        <style type="text/css">
            ul
            {
                list-style: none;
            }
            a
            {
                text-decoration: none;
            }
            .fist_menu
            {
                text-align: center;
            }
            .fist_menu > li
            {
                float: left;
                width: 100px;
                height: 20px;
                border: 1px solid silver;
                background-color: Yellow;
                cursor: pointer;
            }
            .fist_menu > li > ul
            {
                margin: 0px;
                border: 1px solid white;
                display: none;
            }
            .fist_menu > li > ul > li
            {
                height: 20px;
                background-color: Gray;
                border: 1px solid white;
            }
            .fist_menu > li:hover > ul
            {
                display: block;
            }
            .thirdly_menu
            {
                margin-top: -20px;
                margin-left: 98px;
                display: none;
                width: 105px;
                
            }
            .thirdly_menu>li
            {
                background-color: Red;
                border: 1px solid white;
            }
            .fist_menu > li > ul > li:hover ul
            {
                display: block;
            }
        </style>
    </head>
    <body>
        <div>
            <ul class="fist_menu">
                <li><a href="#">A</a>
                    <ul>
                        <li><a href="#">A1</a></li>
                        <li><a href="#">A2</a></li>
                        <li><a href="#">A3</a></li>
                    </ul>
                </li>
                <li><a href="#">B</a>
                    <ul>
                        <li><a href="#">B1</a>
                            <ul class="thirdly_menu">
                                <li><a href="#">B1_1</a></li>
                                <li><a href="#">B1_2</a></li>
                                <li><a href="#">B1_3</a></li>
                            </ul>
                        </li>
                        <li><a href="#">B2</a>
                            <ul class="thirdly_menu">
                                <li><a href="#">B2_1</a></li>
                                <li><a href="#">B2_2</a></li>
                                <li><a href="#">B2_3</a></li>
                            </ul>
                        </li>
                        <li><a href="#">B3</a>
                            <ul class="thirdly_menu">
                                <li><a href="#">B3_1</a></li>
                                <li><a href="#">B3_2</a></li>
                                <li><a href="#">B3_3</a></li>
                            </ul>
                        </li>
                    </ul>
                </li>
                <li><a href="#">C</a>
                    <ul>
                        <li><a href="#">C1</a></li>
                        <li><a href="#">C2</a></li>
                        <li><a href="#">C3</a></li>
                    </ul>
                </li>
                <li><a href="#">D</a>
                    <ul>
                        <li><a href="#">D1</a></li>
                        <li><a href="#">D2</a></li>
                        <li><a href="#">D3</a></li>
                    </ul>
                </li>
                <li><a href="#">E</a>
                    <ul>
                        <li><a href="#">E1</a></li>
                        <li><a href="#">E2</a></li>
                        <li><a href="#">E3</a></li>
                    </ul>
                </li>
            </ul>
        </div>
    </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/L-unatic/p/4022819.html
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