fengchuanyu 2 周之前
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f9563c9e8b
共有 3 個文件被更改,包括 164 次插入0 次删除
  1. 25 0
      2-CSS/21_控制元素隐藏显示.html
  2. 22 0
      2-CSS/22_实现三角形.html
  3. 117 0
      2-CSS/练习13_小米官网.html

+ 25 - 0
2-CSS/21_控制元素隐藏显示.html

@@ -0,0 +1,25 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Document</title>
+    <style>
+        div{
+            width: 200px;
+            height: 200px;
+            background-color: red;
+        }
+        div span{
+            /* display : none 隐藏元素 */
+            /* display: none; */
+        }
+        div:hover span{
+            display: none;
+        }
+    </style>
+</head>
+<body>
+    <div>  <span>hello world</span> </div>
+</body>
+</html>

+ 22 - 0
2-CSS/22_实现三角形.html

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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>
+    <style>
+        div{
+            width: 0;
+            border-top: 10px solid rgba(0,0,0,0); 
+            border-left: 10px solid rgba(0,0,0,0);
+            border-bottom: 10px solid green;
+            /* border-right: 10px solid rgba(0,0,0,0); */
+            /* transparent表示透明的颜色 */
+            border-right: 10px solid transparent;
+        }
+    </style>
+</head>
+<body>
+    <div></div>
+</body>
+</html>

+ 117 - 0
2-CSS/练习13_小米官网.html

@@ -0,0 +1,117 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Document</title>
+    <style>
+        /* css reset 样式重置 把浏览器自带的标签样式去掉 */
+        *{
+            margin: 0;
+            padding: 0;
+        }
+        li{
+            list-style: none;
+        }
+
+        /* 工具类 */
+        /* 清除浮动 */
+        .clearfix::after{
+            content: "";
+            display: block;
+            clear: both;
+        }
+
+
+        /* 头部导航 开始 */
+        .header-nav-content{
+            width: 1226px;
+            margin:0 auto;
+        }
+        .header-nav{
+            background-color: #333;
+        }
+        .header-nav .header-nav-left{
+            float: left;
+        }
+        .header-nav .header-nav-right{
+            float: right;
+        }
+        .header-nav ul li{
+            float: left;
+            font-size: 12px;
+            color: #b0b0b0;
+            height: 40px;
+            line-height: 40px;
+        }
+        .header-nav-right ul,.header-nav-right .car{
+            float: left;
+        }
+        .header-nav ul li:nth-child(2n){
+            color: #424242;
+            margin:0 6px;
+        }
+        .header-nav .car{
+            color: #b0b0b0;
+            background-color: #444;
+            font-size: 12px;
+            line-height: 40px;
+            margin-left: 20px;
+            padding:0 15px;
+        }
+        /* 头部导航 结束 */
+    </style>
+</head>
+
+<body>
+    <div class="container">
+        <!-- 头部导航 开始 -->
+        <div class="header-nav">
+            <div class="header-nav-content clearfix">
+                <div class="header-nav-left">
+                    <ul>
+                        <li>小米官网</li>
+                        <li>|</li>
+                        <li>小米商城</li>
+                        <li>|</li>
+                        <li>小米澎湃OS</li>
+                        <li>|</li>
+                        <li>小米汽车</li>
+                        <li>|</li>
+                        <li>云服务</li>
+                        <li>|</li>
+                        <li>IoT</li>
+                        <li>|</li>
+                        <li>有品</li>
+                        <li>|</li>
+                        <li>小爱开放平台</li>
+                        <li>|</li>
+                        <li>资质证照</li>
+                        <li>|</li>
+                        <li>协议规则</li>
+                        <li>|</li>
+                        <li>下载app</li>
+                        <li>|</li>
+                        <li>Select Location</li>
+                    </ul>
+                </div>
+                <div class="header-nav-right">
+                    <ul>
+                        <li>登录</li>
+                        <li>|</li>
+                        <li>注册</li>
+                        <li>|</li>
+                        <li>消息通知</li>
+                    </ul>
+                    <div class="car">
+                        <span>购物车(0)</span>
+                    </div>
+                </div>
+            </div>
+        </div>
+        <!-- 头部导航 开始 -->
+    </div>
+</body>
+
+</html>