lovecoding
/
W260426


			
				
					
						
						
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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: 200px;
            height: 200px;
            background-color: red;
        }

        /* @media 媒体查询 后边为设备类型 screen（电脑、平板、手机） */
        /* 设备类型后边可以添加媒体查询条件 表示当前屏幕的尺寸 但是要用and连接 */
        /* @media screen and (max-width: 1200px)  {
            .box{
                background-color: blue;
            }
        }
        @media screen and (min-width: 1201px)  {
            .box{
                background-color: green;
            }
            .div1{
                font-size: 20px;
            }
        } */

        /* @media screen and (max-width: 1200px) and (min-width: 600px) {
            .box {
                background-color: yellow;
            }
        } */
        /* 横向屏幕 媒体查询 */
        @media screen and (orientation: landscape) {
            .box{
                background-color: pink;
            }
        }
        /* 纵向屏幕 媒体查询 */
        @media screen and (orientation: portrait) {
            .box{
                background-color: purple;
            }
        }
    </style>
</head>

<body>
    <div class="box"></div>
</body>

</html>