CSS显示:网格列在较小的屏幕设备上隐藏

问题描述

我有以下html页面:

.main {
  display: grid;
  grid-template-columns: 1fr 2fr;
  /*font-size: 55px;*/
}

.main>div {
  height: 200px;
}

.main>div:first-child {
  border: solid 3px red;
}

.main>div:last-child {
  border: solid 3px blue;
}
<div class="main">
  <div>
    contents 1
  </div>
  <div>
    contents 2
  </div>
</div>

Expected result on normal screens

结果很好,正如我期望的那样(蓝色div的宽度是红色div的两倍)。但是,当我将屏幕尺寸更改为小于246px时,蓝色div开始隐藏在浏览器边缘下方:

Some portion of the blue div is hidden on screens less than 246px

如何在较小的屏幕尺寸中保持两个div的比例?

更新:字体大小已删除,但问题仍然存在。

解决方法

您需要添加视口元标记,还需要清理HTML和主体标记的初始边距和填充

最终代码应如下

<!DOCTYPE html>
<html>

<head>
    <meta name="viewport" content="width=device-width,initial-scale=1.0,maximum-scale=1.0,user-scalable=no" />
    <style>
        html,body {
            margin: 0px;
            padding: 0px;
        }

        .main {
            display: grid;
            grid-template-columns: 1fr 2fr;
        }

        .main>div {
            height: 200px;
        }

        .main>div:first-child {
            border: solid 3px red;
        }

        .main>div:last-child {
            border: solid 3px blue;
        }
    </style>
</head>

<body>
    <div class="main">
        <div>
            contents 1
        </div>
        <div>
            contents 2
        </div>
    </div>
</body>

</html>

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