用css3实现漂亮便签样式
效果图如下:

代码如下:
<!doctype html> <html> <head> <meta charset="utf-8"> <title>Live Preview</title> <style> body { background: #f5f5f5; font-family: Arial, "Helvetica Neue", Helvetica, sans-serif; font-size: 12px; padding: 50px 0 10px 0;}.custom { width: 260px;margin: 0 auto;}.tags { padding: 0;}.tags a { background-image: -moz-linear-gradient(top, rgba(255,255,255,0.12) 0%, rgba(0,0,0,0.1) 99%, rgba(0,0,0,0.1) 100%); background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgba(255,255,255,0.12)), color-stop(99%,rgba(0,0,0,0.1)), color-stop(100%,rgba(0,0,0,0.1))); background-image: -webkit-linear-gradient(top, rgba(255,255,255,0.12) 0%,rgba(0,0,0,0.1) 99%,rgba(0,0,0,0.1) 100%); background-image: -o-linear-gradient(top, rgba(255,255,255,0.12) 0%,rgba(0,0,0,0.1) 99%,rgba(0,0,0,0.1) 100%); background-image: -ms-linear-gradient(top, rgba(255,255,255,0.12) 0%,rgba(0,0,0,0.1) 99%,rgba(0,0,0,0.1) 100%); background-image: linear-gradient(top, rgba(255,255,255,0.12) 0%,rgba(0,0,0,0.1) 99%,rgba(0,0,0,0.1) 100%); filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#1fffffff', endColorstr='#1a000000',GradientType=0 ); -webkit-border-top-right-radius: 3px; -webkit-border-bottom-right-radius: 3px; -moz-border-radius-topright: 3px; -moz-border-radius-bottomright: 3px; border-top-right-radius: 3px; border-bottom-right-radius: 3px; box-shadow: 0 1px 0 rgba(255,255,255,0.5) inset; display: inline-block; font-size: 12px; font-weight: bold; line-height: 25px; height: 25px; padding: 0 10px; position: relative; text-shadow: 0 1px 0 rgba(0,0,0,0.5); text-decoration: none; margin: 0 15px 5px 0; border: 1px solid; border-left: 0; color: #fff;}.tags a:before { background-image: -moz-linear-gradient(-45deg, rgba(255,255,255,0.12) 0%, rgba(0,0,0,0.1) 99%, rgba(0,0,0,0.1) 100%); background-image: -webkit-gradient(linear, left top, right bottom, color-stop(0%,rgba(255,255,255,0.12)), color-stop(99%,rgba(0,0,0,0.1)), color-stop(100%,rgba(0,0,0,0.1))); background-image: -webkit-linear-gradient(-45deg, rgba(255,255,255,0.12) 0%,rgba(0,0,0,0.1) 99%,rgba(0,0,0,0.1) 100%); background-image: -o-linear-gradient(-45deg, rgba(255,255,255,0.12) 0%,rgba(0,0,0,0.1) 99%,rgba(0,0,0,0.1) 100%); background-image: -ms-linear-gradient(-45deg, rgba(255,255,255,0.12) 0%,rgba(0,0,0,0.1) 99%,rgba(0,0,0,0.1) 100%); background-image: linear-gradient(-45deg, rgba(255,255,255,0.12) 0%,rgba(0,0,0,0.1) 99%,rgba(0,0,0,0.1) 100%); filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#1fffffff', endColorstr='#1a000000',GradientType=1 ); -webkit-transform: rotate(45deg); -moz-transform: rotate(45deg); -ms-transform: rotate(45deg); -o-transform: rotate(45deg); transform: rotate(45deg); filter: progid:DXImageTransform.Microsoft.Matrix(/* IE6–IE9 */ M11=0.7071067811865476, M12=-0.7071067811865475, M21=0.7071067811865475, M22=0.7071067811865476, sizingMethod='auto expand'); zoom: 1; box-shadow: 1px 0px 0 rgba(255,255,255,0.5) inset; content: ''; height: 18px; left: -10px; position: absolute; top: 3px; width: 18px; z-index: -1; border: 1px solid; border-right: 0; border-top: 0;}.tags a:after { position: absolute; background: #fff; content: ''; width: 5px; height: 5px; left: 0; border-radius: 5px; top: 9px; border: 1px solid #888;}.tags a:hover { background-image: -moz-linear-gradient(top, rgba(255,255,255,0.25) 0%, rgba(0,0,0,0.1) 100%); background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgba(255,255,255,0.25)), color-stop(100%,rgba(0,0,0,0.1))); background-image: -webkit-linear-gradient(top, rgba(255,255,255,0.25) 0%,rgba(0,0,0,0.1) 100%); background-image: -o-linear-gradient(top, rgba(255,255,255,0.25) 0%,rgba(0,0,0,0.1) 100%); background-image: -ms-linear-gradient(top, rgba(255,255,255,0.25) 0%,rgba(0,0,0,0.1) 100%); background-image: linear-gradient(top, rgba(255,255,255,0.25) 0%,rgba(0,0,0,0.1) 100%); filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#40ffffff', endColorstr='#1a000000',GradientType=0 );}.tags a:hover:before { background-image: -moz-linear-gradient(-45deg, rgba(255,255,255,0.25) 0%, rgba(0,0,0,0.1) 100%); background-image: -webkit-gradient(linear, left top, right bottom, color-stop(0%,rgba(255,255,255,0.25)), color-stop(100%,rgba(0,0,0,0.1))); background-image: -webkit-linear-gradient(-45deg, rgba(255,255,255,0.25) 0%,rgba(0,0,0,0.1) 100%); background-image: -o-linear-gradient(-45deg, rgba(255,255,255,0.25) 0%,rgba(0,0,0,0.1) 100%); background-image: -ms-linear-gradient(-45deg, rgba(255,255,255,0.25) 0%,rgba(0,0,0,0.1) 100%); background-image: linear-gradient(-45deg, rgba(255,255,255,0.25) 0%,rgba(0,0,0,0.1) 100%); filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#40ffffff', endColorstr='#1a000000',GradientType=1 );}.tags a:active { background-image: -moz-linear-gradient(top, rgba(0,0,0,0.14) 0%, rgba(255,255,255,0.12) 100%); background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgba(0,0,0,0.14)), color-stop(100%,rgba(255,255,255,0.12))); background-image: -webkit-linear-gradient(top, rgba(0,0,0,0.14) 0%,rgba(255,255,255,0.12) 100%); background-image: -o-linear-gradient(top, rgba(0,0,0,0.14) 0%,rgba(255,255,255,0.12) 100%); background-image: -ms-linear-gradient(top, rgba(0,0,0,0.14) 0%,rgba(255,255,255,0.12) 100%); background-image: linear-gradient(top, rgba(0,0,0,0.14) 0%,rgba(255,255,255,0.12) 100%); filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#24000000', endColorstr='#1fffffff',GradientType=0 );}.tags a:active:before { background-image: -moz-linear-gradient(-45deg, rgba(0,0,0,0.14) 0%, rgba(255,255,255,0.12) 100%); background-image: -webkit-gradient(linear, left top, right bottom, color-stop(0%,rgba(0,0,0,0.14)), color-stop(100%,rgba(255,255,255,0.12))); background-image: -webkit-linear-gradient(-45deg, rgba(0,0,0,0.14) 0%,rgba(255,255,255,0.12) 100%); background-image: -o-linear-gradient(-45deg, rgba(0,0,0,0.14) 0%,rgba(255,255,255,0.12) 100%); background-image: -ms-linear-gradient(-45deg, rgba(0,0,0,0.14) 0%,rgba(255,255,255,0.12) 100%); background-image: linear-gradient(-45deg, rgba(0,0,0,0.14) 0%,rgba(255,255,255,0.12) 100%); filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#24000000', endColorstr='#1fffffff',GradientType=1 );}.tags .inset { color: rgba(0,0,0,0.5); text-shadow: 0 1px 0 rgba(255,255,255,0.5);}/* === Customs ========== ================================================== */.tags a, .tags a:before { background-color: #b7b7b7 }.tags a, .tags a:after, .tags a:before { border-color: #777 }.tags a.inset { color: #454545; /* Here you can override the default rgba(0,0,0,0.5); */}.tags .tag-red, .tags .tag-red:before { background-color: #f25c48 }.tags .tag-red, .tags .tag-red:after, .tags .tag-red:before { border-color: #bc4738 }.tags .tag-red.inset { color: #8a241e }.tags .tag-blue, .tags .tag-blue:before { background-color: #0b9db7 }.tags .tag-blue, .tags .tag-blue:after, .tags .tag-blue:before { border-color: #087184 }.tags .tag-blue.inset { color: #054854 }.tags .tag-orange, .tags .tag-orange:before { background-color: #f28f1a }.tags .tag-orange, .tags .tag-orange:after, .tags .tag-orange:before { border-color: #bb6e14 }.tags .tag-orange.inset { color: #7e4a0d }.tags .tag-green, .tags .tag-green:before { background-color: #00A600 }.tags .tag-green, .tags .tag-green:after, .tags .tag-green:before { border-color: #007500 }.tags .tag-brown, .tags .tag-brown:before { background-color: #AE8F00 }.tags .tag-brown, .tags .tag-brown:after, .tags .tag-brown:before { border-color: #5B4B00 }.tags .tag-gray, .tags .tag-gray:before { background-color: #5B5B5B }.tags .tag-gray, .tags .tag-gray:after, .tags .tag-gray:before { border-color: #272727 }.tags .tag-puple, .tags .tag-puple:before { background-color: #6F00D2 }.tags .tag-puple, .tags .tag-puple:after, .tags .tag-puple:before { border-color: #3A006F }.tags .tag-fen, .tags .tag-fen:before { background-color: #FF00FF }.tags .tag-fen, .tags .tag-fen:after, .tags .tag-fen:before { border-color: #460046 }.tags .tag-danlan, .tags .tag-danlan:before { background-color: #5CADAD }.tags .tag-danlan, .tags .tag-danlan:after, .tags .tag-danlan:before { border-color: #3D7878 }</style> </head> <body> <div class="tags custom"> <a href="#">默认</a> <br> <a href="#" class="tag-blue">淡蓝色</a><a href="#" class="tag-blue inset">淡蓝色文字</a> <br><a href="#" class="tag-orange">橘黄色</a><a href="#" class="tag-orange inset">橘黄色文字</a> <br><a href="#" class="tag-red">暗红色</a><a href="#" class="tag-red inset">暗红色文字</a> <br> <a href="#" class="tag-green">绿色</a> <br> <a href="#" class="tag-brown">棕色</a> <br> <a href="#" class="tag-gray">灰色</a> <br> <a href="#" class="tag-puple">紫色</a> <br> <a href="#" class="tag-fen">粉色</a><br> <a href="#" class="tag-danlan">淡蓝</a></div>?</body> </html>