总会有用到的时候
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
body div {
display: flex;
justify-content: center;
margin-bottom: 20px;
}
.font1 {
padding: 0;
line-height: 1.5em;
font-family: "Times New Roman", Times, serif;
font-size: 14px;
color: #000000;
background: #f2e7ca;
}
.font2 {
background: #f2e7ca;
font-family: Arial, Helvetica, sans-serif;
font-size: 100%;
line-height: 1em;
color: #4e4e4e;
min-width: 920px;
border-top: 10pxsolid #0c0e0e
}
.font3 {
background: #f2e7ca;
font-family: Arial, Helvetica, sans-serif;
font-size: 1em;
vertical-align: middle;
font-weight: normal
}
.font4 {
padding: 0px;
background-color: #E7EAEB;
font-family: "微软雅黑", "黑体", "宋体";
font-size: 12px;
}
.font5 {
background: #f2e7ca;
font: .8emArial, Tahoma, Verdana;
color: #777;
}
.font6 {
background: #f2e7ca;
width: auto;
font-family: "Trebuchet MS", Arial, Helvetica, sans-serif;
font-size: 11px;
color: #999999;
line-height: 25px;
letter-spacing: 1px
}
.font7 {
background: #f2e7ca;
width: auto;
font-family: Arial, Helvetica, sans-serif;
font-size: 13px;
color: #5f5f5f;
line-height: 35px;
text-transform: uppercase
}
.font8 {
background: #e1e5e8;
font-family: "Georgia", Tahoma, Sans-Serif;
font-size: 12px;
line-height: 18px;
color: #888;
}
.font9 {
background: #f2e7ca;
color: #317400;
font: 18px/14pxGeorgia, "Times New Roman", Times, serif;
}
.font10 {
height: 20px;
background: #f2e7ca;
color: #01699F;
font: 13px/20pxGeorgia, "Times New Roman", Times, serif;
text-decoration: none;
}
.font11 {
padding: 0;
line-height: 1.5em;
font-family: Georgia, "Times New Roman", Times, serif;
font-size: 12px;
color: #33322e;
background: #f2e7ca;
}
.font12 {
padding: 0;
line-height: 1.5em;
font-family: Tahoma, Geneva, sans-serif;
font-size: 12px;
color: #6f6f6f;
background: #f2e7ca;
}
.font13 {
padding: 0;
line-height: 1.5em;
font-family: Verdana, Geneva, sans-serif;
font-size: 11px;
color: #ffffff;
background: #005b7f;
}
.font14 {
padding: 0;
line-height: 1.7em;
font-family: "Trebuchet MS", Arial, Helvetica, sans-serif;
font-size: 12px;
color: #333333;
background: #f2e7ca;
}
.font15 {
padding: 0;
line-height: 1.7em;
font-family: Verdana, Geneva, sans-serif;
font-size: 12px;
color: #707b84;
background: #3e464d;
}
.font16 {
padding: 0;
line-height: 1.7em;
letter-spacing: 1px;
font-family: Georgia, "Times New Roman", Times, serif;
font-size: 12px;
color: #333;
background: #f2e7ca;
}
.font17 {
padding: 0;
line-height: 1.7em;
letter-spacing: 1px;
font-family: Georgia, "Times New Roman", Times, serif;
font-size: 12px;
color: #333;
background: #f2e7ca;
}
.font18 {
background: #f2e7ca;
padding: 0;
font-family: arial, sans-serif;
font-size: 12px;
margin: 0pxautoautoauto;
color: #36322b;
}
.font19 {
padding: 0px;
background: #f2e7ca;
color: #6B6854;
font: 14px/18px"Trebuchet MS", Arial, Helvetica, sans-serif;
}
.font20 {
background: #f2e7ca;
font-family: Georgia;
font-family: Arial;
}
</style>
</head>
<body>
<div class="font1">font-size</div>
<div class="font2">font-size</div>
<div class="font3">font-size</div>
<div class="font4">font-size</div>
<div class="font5">font-size</div>
<div class="font6">font-size</div>
<div class="font7">font-size</div>
<div class="font8">font-size</div>
<div class="font9">font-size</div>
<div class="font10">font-size</div>
<div class="font11">font-size</div>
<div class="font12">font-size</div>
<div class="font13">font-size</div>
<div class="font14">font-size</div>
<div class="font15">font-size</div>
<div class="font16">font-size</div>
<div class="font17">font-size</div>
<div class="font18">font-size</div>
<div class="font19">font-size</div>
<div class="font20">font-size</div>
</body>
</html>