/*：这是演示代码,不是源代码。源码下载唯一地址: http://www.bootstrapmb.com/item/5799(这个备注仅在演示页面有，源代码里没有)*//* HELPER CLASS  * -------------------------- *//* FA based classes *//*! Modified from font-awesome helper CSS classes - PIXEDEN *  Font Awesome 4.0.3 by @davegandy - http://fontawesome.io - @fontawesome *  License - http://fontawesome.io/license (CSS: MIT License) *//* makes the font 33% larger relative to the icon container */.pe-lg {  font-size: 1.3333333333333333em;  line-height: 0.75em;  vertical-align: -15%;}.pe-2x {  font-size: 2em;}.pe-3x {  font-size: 3em;}.pe-4x {  font-size: 4em;}.pe-5x {  font-size: 5em;}.pe-fw {  width: 1.2857142857142858em;  text-align: center;}.pe-ul {  padding-left: 0;  margin-left: 2.142857142857143em;  list-style-type: none;}.pe-ul >li {  position: relative;}.pe-li {  position: absolute;  left: -2.142857142857143em;  width: 2.142857142857143em;  top: 0.14285714285714285em;  text-align: center;}.pe-li.pe-lg {  left: -1.8571428571428572em;}.pe-border {  padding: .2em .25em .15em;  border: solid 0.08em #eeeeee;  border-radius: .1em;}.pull-right {  float: right;}.pull-left {  float: left;}.pe.pull-left {  margin-right: .3em;}.pe.pull-right {  margin-left: .3em;}.pe-spin {  -webkit-animation: spin 2s infinite linear;  -moz-animation: spin 2s infinite linear;  -o-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);  }}.pe-rotate-90 {  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=1);  -webkit-transform: rotate(90deg);  -moz-transform: rotate(90deg);  -ms-transform: rotate(90deg);  -o-transform: rotate(90deg);  transform: rotate(90deg);}.pe-rotate-180 {  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=2);  -webkit-transform: rotate(180deg);  -moz-transform: rotate(180deg);  -ms-transform: rotate(180deg);  -o-transform: rotate(180deg);  transform: rotate(180deg);}.pe-rotate-270 {  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=3);  -webkit-transform: rotate(270deg);  -moz-transform: rotate(270deg);  -ms-transform: rotate(270deg);  -o-transform: rotate(270deg);  transform: rotate(270deg);}.pe-flip-horizontal {  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=0, mirror=1);  -webkit-transform: scale(-1, 1);  -moz-transform: scale(-1, 1);  -ms-transform: scale(-1, 1);  -o-transform: scale(-1, 1);  transform: scale(-1, 1);}.pe-flip-vertical {  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=2, mirror=1);  -webkit-transform: scale(1, -1);  -moz-transform: scale(1, -1);  -ms-transform: scale(1, -1);  -o-transform: scale(1, -1);  transform: scale(1, -1);}.pe-stack {  position: relative;  display: inline-block;  width: 2em;  height: 2em;  line-height: 2em;  vertical-align: middle;}.pe-stack-1x,.pe-stack-2x {  position: absolute;  left: 0;  width: 100%;  text-align: center;}.pe-stack-1x {  line-height: inherit;}.pe-stack-2x {  font-size: 2em;}.pe-inverse {  color: #ffffff;}/* Custom classes / mods - PIXEDEN */.pe-va {  vertical-align: middle;}.pe-border {  border: solid 0.08em #eaeaea;}[class^="pe-7s-"], [class*=" pe-7s-"] {  display: inline-block;}/*：这是演示代码,不是源代码。源码下载唯一地址: http://www.bootstrapmb.com/item/5799(这个备注仅在演示页面有，源代码里没有)*/