nav { float: right;}

/*** essential styles ***/
.sf-menu, .sf-menu * { margin: 0; padding: 0; list-style: none; }

.sf-menu { line-height: 1.0; float: right;}

.sf-menu ul li { width: 100%; z-index: 99;}

.sf-menu li:hover { visibility: inherit; /* fixes ie7 'sticky bug' */ }

.sf-menu li { float: left; position: relative; z-index: 995;}

.sf-menu a { display: block; position: relative; }

.sf-menu li:hover ul, .sf-menu li.sfhover ul { left: 0; top: 60px; /* match top ul list item height */ z-index: 999; }

ul.sf-menu li:hover li ul, ul.sf-menu li.sfhover li ul { top: -999em; }

ul.sf-menu li li:hover ul, ul.sf-menu li li.sfhover ul { left: 159px; /* match ul width */ top: 1px; }

ul.sf-menu li li:hover li ul, ul.sf-menu li li.sfhover li ul { top: -999em; }

ul.sf-menu li li li:hover ul, ul.sf-menu li li li.sfhover ul { left: 10em; /* match ul width */ top: 0; }

/*** stylization ***/
.sf-menu > li { margin-left:0px; }

.sf-menu > li > a { font-family:"微软雅黑"; font-size:14px; height: 30px; padding: 30px 17px 0 17px; text-transform: uppercase; }

.sf-menu > li > a:hover { color: #999; border-bottom: 1px solid #3f66b3; text-shadow: 0 0 0; }

.sf-menu > li.active > a { border-bottom: 1px solid #3f66b3; color: #3f66b3; text-shadow: 0 0 0; }

.sf-menu > li.sfhover > a { color: #666; text-shadow: 0 0 0; }


.sf-menu > li.active { }

.sf-menu ul { border-top:  1px solid #3f66b3; border-bottom:  1px solid #ececec; border-right:  1px solid #ececec; border-left:  1px solid #ececec; position: absolute; top: -999em; width: 100px; padding: 0; background: none repeat scroll 0 0 #ffffff;  text-align:center; z-index: 99;}

.sf-menu li li a { font: 12px/40px 'opensanssemibold'; color: #999999; text-shadow: none; padding: 0; z-index: 999;}

.sf-menu li li { border-bottom: 1px dashed #eeeeee; }

.sf-menu li li:first-child { background:none; }

.sf-menu li li a { margin: 0; }

.sf-menu li li a:hover, .sf-menu > li li.active a, .sf-menu > li li.sfhover > a { color: #000; }

.sf-sub-indicator { background:  no-repeat scroll 0 0 transparent; display: inline-block; height: 13px; position: absolute; text-indent: -999em; right: 5px; top: 13px; width: 15px; }

.sf-menu .sf-sub-indicator { display:none; }

.sf-menu li li .sf-sub-indicator { display: block; }

#responsive-main-nav-menu { display: none; }
 @media handheld and (max-width: 480px), screen and (max-device-width: 767px), screen and (max-width: 1024px) {
 nav {
 float: left;
}
 .sf-menu > li {
 margin-left:0px;
}
}
 @media handheld and (max-width: 767px), screen and (max-device-width: 767px), screen and (max-width: 767px) {
 nav {
 display: block;
 float: right;
 margin: 24px 0 0;
 position: relative;
 width: 250px;
}
#main-nav-menu {
display: none;
}
#responsive-main-nav-menu {
 color: #666666;
 font: 12px/1em 'open sans', arial, tahoma, sans-serif;
 display: block;
 float: right;
 margin: 30px 0;
 width: 100%;
}
 .sf-menu {
float:none;
margin-bottom:40px;
}
 .sf-menu ul, .sf-menu ul ul {
min-width:100%;
position: relative;
left: 0 !important;
top:0px !important;
padding:0;
}
 .sf-menu li {
float:none;
}
.sf-menu > li:hover, .sf-menu > li.active, .sf-menu > li.sfhover {
background: none repeat scroll 0 0 #22aaee;
box-shadow: 0 0 0 #eee;
-webkit-box-shadow:  0 0 0 #eee;
-moz-box-shadow:  0 0 0 #eee;
behavior: ;
}
 .sf-sub-indicator {
 background:  no-repeat scroll 0 0 transparent;
 display: inline-block;
 float: right;
 height: 3px;
 left: 0;
 position: relative;
 text-indent: -999em;
 top: 13px;
 width: 5px;
}
 .sf-menu > li li > a > .sf-sub-indicator {
 left:0px;
 top:17px;
 display:inline-block;
 background:  no-repeat;
}
 .sf-menu > li {
 margin-bottom: 0;
 background: none repeat scroll 0 0 #f7f7f7;
}
 .sf-menu > li > a {
 border-bottom: 1px solid #eeeeee;
 color: #999999;
 font: 600 11px/32px 'open sans', arial, tahoma, sans-serif;
 height: 31px;
 margin-top: 0;
 padding: 2px 14px 0;
}
 .sf-menu > li li > a {
 font: 12px/24px 'opensanssemibold';
 padding-left:20px;
}
 .sf-menu > li li li > a {
 padding-left:40px;
}
.sf-menu > li.active > a, .sf-menu > li.sfhover > a {
 color: #fff;
}
}