.ribbon-tab{
background:-webkit-gradient(linear, 0 0, 0 bottom, from(#ffffff), to(#eaedf1));
padding:4px;
}
.ribbon-group{
position:relative;
height:106px;
float:left;
border-style:solid;
border-width:1px;
border-color:transparent;
padding:4px;
-moz-box-sizing:content-box;
-webkit-box-sizing:content-box;
box-sizing:content-box;
}
.ribbon-group-title{
position:absolute;
left:0;
bottom:0;
text-align:center;
width:100%;
height:14px;
line-height:14px;
color:#15428b;
}
.ribbon-toolbar{
position:relative;
float:left;
}
.ribbon-group .l-btn{
float:left;
}
.ribbon-group-sep{
float:left;
width:0;
height:112px;
font-size:0;
margin:0 2px;
border-left:1px solid #ccc;
border-right:1px solid #fff;
}