How to change priority using CSS's !important-CSS Tutorial-php.cn

How to change priority using CSS's !important

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Release： 2018-11-20 16:46:34

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This article will share with you how to change the priority of !important using CSS. Usually, CSS can use CSS styles according to the above order. There are many ways to determine the priority of CSS, but the one with the highest priority is us What this article wants to say is !important.

Let’s look at an example directly

p { 
  color：＃d9534f！important; // red; 
  color：＃5bc0de; // lightblue
  }

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Usually, CSS rules are usually applied first to the id selector or class selector. In addition, the "id" selector will override the "class" "Selector.

CSS will give priority to styles that are applied near the tag or that are read later, but given keywords! Important styles will have the highest priority.

! The usage of important is that it can be used on a user-defined style sheet. If you want to use a CSS style sheet defined on the Web, you can use a user-defined style sheet.

Let’s put it into practice! important

HTML

<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title></title>
    <link rel="stylesheet" type="text/css" href="sample.css">
    <meta http-equiv="Content-Type" content="text/html" charset="UTF-8">
  </head>
  <body>
    <p>显示什么颜色？</p>
  </body>
</html>

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CSS

p{
  color: #d9534f !important; //red;
  color: #5bc0de; //blue
}

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The display effect on the browser is as follows:

How to change priority using CSSs !important

If "!important" is not used, the display effect is as follows.

How to change priority using CSSs !important

For when to use! important, you can use it when you don't want to change the style in any way or when you are trying to use a user-defined style sheet.

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