lt; style > 

a{text-decoration:none;

color:yellow} 

a:hover{text-decoration:underline; 

color:purple} 

{font-size:20; background:red;

color:blue} 

lt; /style >

lt;
p style="font-size:30;

font-weight 

:bolder; 

background:white;

color:blue" > 

................ 

lt; 
/p >

lt; html > 

lt; head > 

lt; title >

怎么样使用CSS 

< /title > 

lt; /head > 

lt; body > 

lt; style > 

a{text-decoration:none; 

background:red; 

color:yellow} 

a:hover

{

text-decoration:line-through;

background:lime

} 

h1{text-align:center; 

font-weight:900; 

order-style:ridge;

border-width:medium;

border-color:red} 

.first{font-size:15; 

font-face:楷体; 

color:blue;

border-style:dotted; 

order-width:thin;

border-color:blue} 

.second{font-size:20;

word-spacing:10;

background:aqua

} 

lt; 

/style > 

lt;

h1 > 带连框的题头1 < /h1 > 

lt; 

a href=mailto:wow20000@hotmail.com?subject=CSS >

lt; /a > 

lt;

p > 未加CSS修饰的段落 < /p > 

lt; 

p class=first > 

指定CSS修饰的段落

< /p > 

lt;

p class=second > 

指定另一种CSS修饰的段落 

< /p > 

lt; 

/body > 

lt;

/html >