/*：当前代码仅为演示用,不能二次开发。源码只发布在: http://www.bootstrapmb.com/item/2159(此说明只在演示页面有,不在下载的源码里)*/.sm-clean {    background: #eeeeee;    -webkit-border-radius: 5px;    -moz-border-radius: 5px;    -ms-border-radius: 5px;    -o-border-radius: 5px;    border-radius: 5px;}.sm-clean a, .sm-clean a:hover, .sm-clean a:focus, .sm-clean a:active {    padding: 13px 20px;    /* make room for the toggle button (sub indicator) */    padding-right: 58px;    font-size: 18px;    font-weight: normal;    line-height: 24px;    text-decoration: none;}.sm-clean a.disabled {    color: #bbbbbb;}.sm-clean a span.sub-arrow {    position: absolute;    top: 50%;    margin-top: -17px;    left: auto;    right: -45px;    width: 34px;    height: 34px;    overflow: hidden;    font: bold 16px/34px monospace !important;    text-align: center;    text-shadow: none;    -webkit-border-radius: 5px;    -moz-border-radius: 5px;    -ms-border-radius: 5px;    -o-border-radius: 5px;    border-radius: 5px;}.sm-clean a.highlighted span.sub-arrow:before {    display: block;    content: '-';}.sm-clean >li:first-child >a, .sm-clean >li:first-child >:not(ul) a {    -webkit-border-radius: 5px 5px 0 0;    -moz-border-radius: 5px 5px 0 0;    -ms-border-radius: 5px 5px 0 0;    -o-border-radius: 5px 5px 0 0;    border-radius: 5px 5px 0 0;}.sm-clean >li:last-child >a, .sm-clean >li:last-child >*:not(ul) a, .sm-clean >li:last-child >ul,.sm-clean >li:last-child >ul >li:last-child >a, .sm-clean >li:last-child >ul >li:last-child >*:not(ul) a, .sm-clean >li:last-child >ul >li:last-child >ul,.sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >a, .sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >*:not(ul) a, .sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >ul,.sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >a, .sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >*:not(ul) a, .sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >ul,.sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >a, .sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >*:not(ul) a, .sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >ul {    -webkit-border-radius: 0 0 5px 5px;    -moz-border-radius: 0 0 5px 5px;    -ms-border-radius: 0 0 5px 5px;    -o-border-radius: 0 0 5px 5px;    border-radius: 0 0 5px 5px;}.sm-clean >li:last-child >a.highlighted, .sm-clean >li:last-child >*:not(ul) a.highlighted,.sm-clean >li:last-child >ul >li:last-child >a.highlighted, .sm-clean >li:last-child >ul >li:last-child >*:not(ul) a.highlighted,.sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >a.highlighted, .sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >*:not(ul) a.highlighted,.sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >a.highlighted, .sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >*:not(ul) a.highlighted,.sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >a.highlighted, .sm-clean >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >ul >li:last-child >*:not(ul) a.highlighted {    -webkit-border-radius: 0;    -moz-border-radius: 0;    -ms-border-radius: 0;    -o-border-radius: 0;    border-radius: 0;}.sm-clean >li:first-child {    border-top: 0;}.sm-clean ul {    padding-left: 35px;}.sm-clean ul a, .sm-clean ul a:hover, .sm-clean ul a:focus, .sm-clean ul a:active {    font-size: 16px;}.sm-clean ul ul ul a,.sm-clean ul ul ul a:hover,.sm-clean ul ul ul a:focus,.sm-clean ul ul ul a:active {    border-left: 24px solid transparent;}.sm-clean ul ul ul ul a,.sm-clean ul ul ul ul a:hover,.sm-clean ul ul ul ul a:focus,.sm-clean ul ul ul ul a:active {    border-left: 32px solid transparent;}.sm-clean ul ul ul ul ul a,.sm-clean ul ul ul ul ul a:hover,.sm-clean ul ul ul ul ul a:focus,.sm-clean ul ul ul ul ul a:active {    border-left: 40px solid transparent;}.main-menu ul {    width: 12em; /* fixed width only please - you can use the "subMenusMinWidth"/"subMenusMaxWidth" script options to override this if you like */}.sm-clean a, .sm-clean a:hover, .sm-clean a:focus, .sm-clean a:active{    padding-right: 0;    padding-left: 0;}a.has-submenu{    display: inline-block;}/*：当前代码仅为演示用,不能二次开发。源码只发布在: http://www.bootstrapmb.com/item/2159(此说明只在演示页面有,不在下载的源码里)*/