lovecoding
/
web0331


			
				
					
						
						
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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>
        #box {
            width: 800px;
            height: 800px;
            margin: 0 auto;
            border: 3px solid #000;
        }
        #part1 {
            width: 200px;
            height: 200px;
            /* display: inline-block; */
            float: left;
            background-color: #f00;
        }
        #part2 {
            width: 230px;
            height: 230px;
            /* margin-top: 10px; */
            /* display: inline-block; */
            float: left;
            background-color: #ff0;
        }
        #part3 {
            width: 200px;
            height: 200px;
            /* float: left; */
            background-color: #00f;
        }
        /* 
        当想让元素在一行展示时
            使用浮动
                float：left/right/none
                使元素脱离文档流 不占位

            排版：
                文档排版
                浮动
        */
    </style>
</head>
<body>
    <div id="box">
        <div id="part1"></div>
        <div id="part2"></div>
        <div id="part3"></div>
    </div>
</body>
</html>