text-align：center

<!DOCTYPE html>
<html>
<head>
  <title></title>
  <style type="text/css">
    *{padding: 0px;margin: 0px;}
.father
    {
width: 800px;
height: 500px;
background-color: red;
text-align: center;
    }
  </style>
</head>
<body>
<div class="father">
我是文字<img src="1.jpg">
</div>
</body>
</html>

css中text-align:center；和margin:0 auto；区别_css

margin:0 auto;

<!DOCTYPE html>
<html>
<head>
  <title></title>
  <style type="text/css">
    *{padding: 0px;margin: 0px;}
.father
    {
width: 800px;
height: 500px;
background-color: red;
margin: 0 auto;
    }
.son{
width: 100px;
height: 100px;
background-color: blue;        }
  </style>
</head>
<body>
<div class="father">
<div class="son"></div>
</div>
</body>
</html>

css中text-align:center；和margin:0 auto；区别_html_02

区别：<!–

1.text-align:center;和margin:0 auto;区别

text-align: center;作用

设置盒子中存储的文字/图片水平居中

margin:0 auto;作用

让盒子自己水平居中。

–>