<!DOCTYPE html> viewport viewport也称视口,PC上是指浏览器窗口的可视区域。先了解两个概念: 可见视口(visual viewport):浏览器窗口的可视区域 布局视口(layout viewport):CSS在应用时所设置的布局最大宽度。布局视口可以大于可见视口。 在手机上的运行效果: 首先如果不设置meta viewport标签,那么移动...
1.3 CSS 的三大特性 Css有三个非常重要的特性：层叠性、继承性、优先级。层叠性 相同选择器给设置相...
/* Function 6: scale() - Magnify or Shrink Elements */.scale-demo{width:100px;height:100px;background-color:#27ae60;margin:40px;display: inline-block;transform:scale(2);/* Element scaled to double its size */} /* Function 7: url() - Loading External Resourc...
box-sizing属性用于指定盒子模型的计算方式,它有两个取值:content-box和border-box。默认值是content-box,表示盒子的宽度和高度只包括内容区域,不包括内边距、边框和外边距。而border-box表示盒子的宽度和高度包括内容区域、内边距、边框和外边距。如果需要实现更精确的布局和尺寸控制,可以将box-sizing设置为border-box。
content="width=device-width, initial-scale=1, shrink-to-fit=no"> <!-- Bootstrap CSS --> #container { display:grid; grid-template-columns:fit-content(150px) fit-content(250px) fit-content(350px)1.5fr; grid-gap:5px; box-sizing:border-box; height:100%; width:100%; background-...
The trick here is to scale up the container to make the resize handle bigger. Then I scale down the content to fit back where it’s meant to. This fun demo “debunking the meme” isn’t 100% there yet, but, we’re getting close. Container queries are an exciting prospect. And it’...
transform: scale(2); /* Element scaled to double its size */ 7.translate():轻松的元素移动 函数:translate(x,y) 使用translate() 实现流体元素运动。它水平和垂直移动元素,非常适合动画和过渡。 例子: transform: translate(20px, 10px); /* Translate right by 20px and down by 10px */ ...
To ensure proper rendering and touch zooming, add the viewport meta tag to your . You can disable zooming capabilities on mobile devices by adding user-scalable=no to the viewport meta tag. This disables zooming, meaning users are only able to scroll, and results in your site feeling a bi...
div{width:500px;height:400px;border:3px solid purple;}img{width:500px;height:300px;object-fit:cover;/* Other values: fill, contain, cover, scale-down, none, initial, inherit */} 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11.
The content CSS property replaces content with a generated value. It can be used to define what is rendered inside an element or pseudo-element. For elements, the content property specifies whether the element renders normally (normal or none) or is repl