-moz-transition: 0.25s;
-ms-transition: 0.25s;
-o-transition: 0.25s;
transition: 0.25s;
}
#menu input {display:none;}
#menu label {display:block;font:normal 12px tahoma, arial, 宋体b8b4f53, sans-serif;color:#fff;line-height:30px;padding:0 20px 0 10px;margin:3px;position:relative;background:#069;border:1px solid #09c;border-radius:3px;
background-image:-webkit-gradient(linear, 0 0, 0 100%, color-stop(0, rgba(255, 255, 255, 0.7)), color-stop(0.5, rgba(255, 255, 255, 0.2)), color-stop(0.5, transparent), to(rgba(255, 255, 255, 0.3)));
background-image:-moz-linear-gradient(top, rgba(255, 255, 255, 0.7) 0, rgba(255, 255, 255, 0.2) 50%, transparent 50%, rgba(255, 255, 255, 0.3) 100%);
background-image:-ms-linear-gradient(top, rgba(255, 255, 255, 0.7) 0, rgba(255, 255, 255, 0.2) 50%, transparent 50%, rgba(255, 255, 255, 0.3) 100%);
background-image:-o-linear-gradient(top, rgba(255, 255, 255, 0.7) 0, rgba(255, 255, 255, 0.2) 50%, transparent 50%, rgba(255, 255, 255, 0.3) 100%);
background-image:linear-gradient(top, rgba(255, 255, 255, 0.7) 0, rgba(255, 255, 255, 0.2) 50%, transparent 50%, rgba(255, 255, 255, 0.3) 100%);
-webkit-transition: 0.25s;
-moz-transition: 0.25s;
-ms-transition: 0.25s;
-o-transition: 0.25s;
transition: 0.25s;
}
#menu label img {position:absolute;left:0;top:0;width:100%;height:100%;}
#menu label b {color:#ff0;}
#menu ul.level1 li.level1-li a.level1-a {float:left;}
#menu input#tab1:checked ~ ul.level1 ul.ul1,
#menu input#tab2:checked ~ ul.level1 ul.ul2,
#menu input#tab3:checked ~ ul.level1 ul.ul3 {opacity:1;left:-6px;top:50px;}
#menu input#tab4:checked ~ ul.level1 ul.ul4 {opacity:1;left:auto;right:0;top:50px;}
#menu input#tab2a:checked ~ ul.level1 ul.ul2,
#menu input#tab2b:checked ~ ul.level1 ul.ul2,
#menu input#tab2c:checked ~ ul.level1 ul.ul2,
#menu input#tab2aa:checked ~ ul.level1 ul.ul2 {opacity:1;left:-6px;top:50px;}
#menu input#tab2a:checked ~ ul.level1 ul.ul2 ul.ul2a,
#menu input#tab2b:checked ~ ul.level1 ul.ul2 ul.ul2b,
#menu input#tab2c:checked ~ ul.level1 ul.ul2 ul.ul2c,
#menu input#tab2aa:checked ~ ul.level1 ul.ul2 ul.ul2a,
#menu input#tab2aa:checked ~ ul.level1 ul.ul2 ul.ul2a ul.ul2aa {opacity:1;left:100%;top:auto;margin-top:-40px;margin-left: 5px;}
#menu input#tab4a:checked ~ ul.level1 ul.ul4,
#menu input#tab4b:checked ~ ul.level1 ul.ul4,
#menu input#tab4aa:checked ~ ul.level1 ul.ul4 {opacity:1;left:auto;right:0;top:50px;}
#menu input#tab4a:checked ~ ul.level1 ul.ul4 ul.ul4a,
#menu input#tab4b:checked ~ ul.level1 ul.ul4 ul.ul4b,
#menu input#tab4aa:checked ~ ul.level1 ul.ul4 ul.ul4a,
#menu input#tab4aa:checked ~ ul.level1 ul.ul4 ul.ul4a ul.ul4aa {opacity:1;left:auto;right:100%;top:auto;margin-top:-40px;margin-right:5px;}
#menu li a:hover {border-color:#fff;}
#menu label.close {position:absolute;width:100%;height:30px;display:none;padding:0;left:0;top:0;border:0;background:transparent;}
