init

2023-05-01 19:37:40 +08:00
commit da2c0fadf7
133 changed files with 29002 additions and 0 deletions
--- a/Html-Css/18-布局-浮动.html
+++ b/Html-Css/18-布局-浮动.html
@@ -0,0 +1,73 @@
+<!DOCTYPE html>
+<html lang="en">
+
+
+<head>
+    <meta charset="UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width-device-width,initial-scale=1.0">
+    <title>浮动</title>
+
+    <style>
+        .parent {
+            width: 800px;
+            /* height: 400px; */
+            border: 10px solid blue;
+        }
+        .parent::after {
+            /* 利用伪类清除父盒子的浮动 */
+            content: "";
+            display: block;
+            clear: both;
+        }
+        .box1 {
+            float: left;
+            width: 250px;
+            height: 80px;
+            background-color: #ed7d31;
+        }
+        .box2 {
+            
+            width: 400px;
+            height: 100px;
+            background-color: #70ad47;
+        }
+        .box3 {
+            
+            width: 200px;
+            height: 100px;
+            background-color: #7030a0;
+        }
+
+
+       
+    </style>
+
+</head>
+
+<body>
+
+    <div class="parent">
+        <div class="box1">box1</div>
+        <div class="box2">box2</div>
+        <div class="box3">box3</div>
+
+        <div style="clear: both;"></div>
+        <!-- 清除父盒子浮动 -->
+    </div>
+
+ 
+</body>
+
+</html>
+<!-- 
+    文档流
+
+    浮动
+        1.浮动单元 处于浮动
+        2.不会遮挡内容(文本内容)
+        3.要会想象有个眼睛
+        4.不占原有文档流的位置(可以给父盒子清除浮动)
+
+
+ -->