lovecoding
/
W250913


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <!-- 引入字体图标 -->
    <link rel="stylesheet" href="https://at.alicdn.com/t/c/font_5060986_u20sk30q3k8.css">
    <style>
        /* 重置样式 css reset */
        *{
            margin: 0;
            padding: 0;
        }
        li{
            list-style: none;
        }

        /* 头部样式 start */
        header{
            height: 1rem;
            background-color: #e54847;
            position: relative;
        } 
        header h1{
            font-size: .35rem;
            color: #fff;
            line-height: 1rem;
            text-align: center;
        }
        header .menu-btn{
            font-size: .35rem;
            position: absolute;
            top:0;
            right: .3rem;
            height: 1rem;
            line-height: 1rem;

        }
        header .menu-btn .iconfont{
            color: #fff;
            font-weight: bold;
        }
        /* 头部样式 end */
        /* 导航部分 start */
        nav{
            display: flex;
            justify-content: space-between;
            height: .8rem;
            border-bottom: 1px solid #e6e6e6;
        }
        nav .address{
            font-size: .3rem;
            color: #666;
            margin-left: .2rem;
            line-height: .8rem;
        }
        nav .address .arr-btn{
            border-top:.1rem solid #aaa;
            border-right:.1rem solid transparent;
            border-bottom:.1rem solid transparent;
            border-left:.1rem solid transparent;
            /* margin-top: 2rem; */
            position: relative;
            top: .3rem;
            left: .1rem;

        }
        nav .nav-btn{
            font-size: .3rem;
            position: relative;
        }
        nav .nav-btn ul{
            display: flex;
        }
        nav .nav-btn ul li{
            width: 11vw;
            line-height: .8rem;
            text-align: center;
            color: #666;
        }
        nav .nav-btn .line{
            width: 6vw;
            height: 4px;
            background-color: #e54847;
            position: absolute;
            bottom: 0;
            left: 0;
            border-radius: 1px;
            transition: all .1s linear;
        }
        nav .search{
            font-size: .3rem;
            width: .8rem;
            text-align: center;
            line-height: .8rem;
        }
        nav .search .iconfont{
            font-size: .4rem;
            color: #ef4238;
        }
        nav .movie [data-tab="movie"],
        nav .cinema [data-tab="cinema"],
        nav .coming [data-tab="coming"]{
            color: #111;
            font-size: .35rem;
            font-weight: bold;
        }
        nav .movie .line{
            left: 2vw;
        }
        nav .cinema .line{
            left: 13vw;
        }
        nav .coming .line{
            left: 25vw;
        }
        /* 导航部分 end */
    </style>
</head>
<body>
    <div class="container">
        <!-- 头部 -->
        <header>
            <h1>猫眼电影</h1>
            <div class="menu-btn">
                <i class="iconfont icon-menu"></i>
            </div>
        </header>
        <nav>
            <div class="address">
                <span>哈尔滨</span>
                <i class="arr-btn"></i>
            </div>
            <div class="nav-btn movie">
                <ul>
                    <li data-tab="movie">热映</li>
                    <li data-tab="cinema">影院</li>
                    <li data-tab="coming">待映</li>
                </ul>
                <div class="line"></div>
            </div>
            <div class="search">
                <i class="iconfont icon-Search"></i>
            </div>
        </nav>
    </div>
    <!-- 引入rem.js文件 动态设置html字体大小   -->
    <script src="./rem.js"></script>
    <script>
        // 获取元素
        var aNavBtn = document.querySelectorAll(".nav-btn li");
        var oNavBtn = document.querySelector(".nav-btn");
        // 为顶部导航添加点击事件
        for(var i=0;i<aNavBtn.length;i++){
            aNavBtn[i].ontouchstart = function(){
                // 获取当前按钮dataset-tab值
                var tab = this.dataset.tab;
                // 切换类名
                // oNavBtn.classList.remove("movie");
                // oNavBtn.classList.remove("cinema");
                // oNavBtn.classList.remove("coming");
                // oNavBtn.classList.add(tab);
                oNavBtn.className ="nav-btn " + tab;

            }
        }
    </script>
</body>
</html>