DIV水平自适应居中
1 <!DOCTYPE html> 2 <html lang="cn"> 3 <head> 4 <meta charset="utf-8"/> 5 <title>如何自适应宽度的水平居中</title> 6 <style>.navbar{margin:20px 0;}.navbar ul{margin:0;padding:20px;list-style:none;border-radius:8px;background:#eee;box-shadow:0 0 2px rgba(0,0,0,0.4) inset;}.navbar li{margin:0;padding:0;}.navbar a{display:block;padding:6px 10px;border-radius:12px;color:#111;background:#ccc;font:bold 1em/1 Arial,Helvetica,sans-serif;text-decoration:none;}.navbar a:hover,.navbar a:focus{color:#fff;background:#333;}.center-1{text-align:center;}.center-1 ul{display:inline-block;}.center-1 li{float:left;}.center-1 li+li{margin-left:20px;}.center-2{overflow:hidden;}.center-2>div{position:relative;left:50%;float:left;}.center-2 ul{position:relative;left:-50%;float:left;}.center-2 li{float:left;}.center-2 li+li{margin-left:20px;}.center-3{display:table;margin:20px auto;padding:20px;list-style:none;border-radius:8px;background:#eee;box-shadow:0 0 2px rgba(0,0,0,0.4) inset;}.center-3 li{display:table-cell;}.center-3 li+li{padding-left:20px;}.center-4{text-align:center;}.center-4>ul{display:-webkit-inline-box;display:-moz-inline-box;display:-ms-inline-flexbox;display:-webkit-inline-flex;display:inline-flex;}.center-4 li+li{margin-left:20px;}.ggsd{width:728px;margin:0 auto;}</style> 7 </head> 8 <body> 9 <div id="body"> 10 <h2>水平居中 <code>display:inline-block</code></h2> 11 <div class="navbar center-1"> 12 <ul> 13 <li><a href="/">Home</a></li> 14 <li><a href="/">About us</a></li> 15 <li><a href="/">Our products</a></li> 16 <li><a href="/">Customer support</a></li> 17 <li><a href="/">Contact</a></li> 18 </ul> 19 </div> 20 <h2>水平居中 <code>position:relative</code></h2> 21 <div class="navbar center-2"> 22 <div> 23 <ul> 24 <li><a href="/">Home</a></li> 25 <li><a href="/">About us</a></li> 26 <li><a href="/">Our products</a></li> 27 <li><a href="/">Customer support</a></li> 28 <li><a href="/">Contact</a></li> 29 </ul> 30 </div> 31 </div> 32 <h2>水平居中 <code>display:table</code></h2> 33 <ul class="navbar center-3"> 34 <li><a href="/">Home</a></li> 35 <li><a href="/">About us</a></li> 36 <li><a href="/">Our products</a></li> 37 <li><a href="/">Customer support</a></li> 38 <li><a href="/">Contact</a></li> 39 </ul> 40 <h2>水平居中 <code>display:inline-flex</code></h2> 41 <div class="navbar center-4"> 42 <ul> 43 <li><a href="/">Home</a></li> 44 <li><a href="/">About us</a></li> 45 <li><a href="/">Our products</a></li> 46 <li><a href="/">Customer support</a></li> 47 <li><a href="/">Contact</a></li> 48 </ul> 49 </div> 50 <h2>水平居中 <code> fit-content</code></h2> 51 <div class="navbar center"> 52 <ul> 53 <li><a href="/">Home</a></li> 54 <li><a href="/">About us</a></li> 55 <li><a href="/">Our products</a></li> 56 <li><a href="/">Customer support</a></li> 57 <li><a href="/">Contact</a></li> 58 </ul> 59 </div> 60 </div> 61 </body> 62 </html>