CSS中编写省略号代码片段

#component-content #dtMain .dt-ul > li .component-item .component-name{
               display:inline-block;
               text-align:center;
               height:37px;
               line-height:37px;
               padding:0px 10px 0px 10px;
               width:90px;
               overflow:hidden;
               text-overflow:ellipsis;
               white-space:nowrap;
               color:#4b555c;
               font-family:'宋体';
               font-weight:700;
}