利用CSS实现几款不错的菜单栏实例代码

margin-top: .05em;
}
.btn.btn-large [class^=”icon-“].pull-left.icon-2x,
.btn.btn-large [class*=” icon-“].pull-left.icon-2x {
margin-right: .2em;
}
.btn.btn-large [class^=”icon-“].pull-right.icon-2x,
.btn.btn-large [class*=” icon-“].pull-right.icon-2x {
margin-left: .2em;
}

复制代码
/* EXTRAS
* ————————– */
/* Stacked and layered icon */
.icon-stack {
position: relative;
display: inline-block;
width: 2em;
height: 2em;
line-height: 2em;
vertical-align: -35%;
}
.icon-stack [class^=”icon-“],
.icon-stack [class*=” icon-“] {
display: block;
text-align: center;
position: absolute;
width: 100%;
height: 100%;
font-size: 1em;
line-height: inherit;
*line-height: 2em;
}
.icon-stack .icon-stack-base {
font-size: 2em;
*line-height: 1em;
}
/* Animated rotating icon */
.icon-spin {
display: inline-block;
-moz-animation: spin 2s infinite linear;
-o-animation: spin 2s infinite linear;
-webkit-animation: spin 2s infinite linear;
animation: spin 2s infinite linear;
}
@-moz-keyframes spin {
0% {
-moz-transform: rotate(0deg);
}
100% {
-moz-transform: rotate(359deg);
}
}
@-webkit-keyframes spin {
0% {
-webkit-transform: rotate(0deg);
}
100% {
-webkit-transform: rotate(359deg);
}
}
@-o-keyframes spin {
0% {
-o-transform: rotate(0deg);
}
100% {
-o-transform: rotate(359deg);
}
}
@-ms-keyframes spin {
0% {
-ms-transform: rotate(0deg);
}
100% {
-ms-transform: rotate(359deg);
}
}
@keyframes spin {
0% {
transform: rotate(0deg);
}
100% {
transform: rotate(359deg);
}
}
/* Icon rotations and mirroring */
.icon-rotate-90:before {
-webkit-transform: rotate(90deg);
-moz-transform: rotate(90deg);
-ms-transform: rotate(90deg);
-o-transform: rotate(90deg);
transform: rotate(90deg);
filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=1);
}
.icon-rotate-180:before {
-webkit-transform: rotate(180deg);
-moz-transform: rotate(180deg);
-ms-transform: rotate(180deg);
-o-transform: rotate(180deg);
transform: rotate(180deg);
filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=2);
}
.icon-rotate-270:before {
-webkit-transform: rotate(270deg);
-moz-transform: rotate(270deg);
-ms-transform: rotate(270deg);
-o-transform: rotate(270deg);
transform: rotate(270deg);
filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=3);
}
.icon-flip-horizontal:before {
-webkit-transform: scale(-1, 1);