$垃圾車環(huán)衛(wèi)車灑水車抑塵車洗掃車?yán)洳剀?></a> </div> </div> <style> #smenu { width: 1200px; margin: 10px auto 0px; height: 60px; background-color: #2585e8; } #smenu li{ float: left; width: 150px; line-height:60px; text-align: center; position:relative; border:none; list-style-type: none; } #smenu li a { font-size:24px; color: #fff; display:block; outline:0; text-decoration:none; text-align: center; border-bottom:dotted #ccc; } #smenu li:hover .dropdown_1column { left:0px; top:60px; } .dropdown_1column{ /* 下拉菜單邊框顏色*/ margin: 0px auto; float: left; position: absolute; left: -999em; text-align: left; border-top: none; background: #2585e8; width: 150px; } #smenu li:hover div a { /* 下拉菜單文字顏色*/ font-size:17px ;color:#fff; } #smenu li ul { list-style:none;padding:10px 5px; margin:0; } #smenu li ul li { font-size:12px; line-height:26px; position:relative; padding:0;margin:0; float:none; text-align:left; width:140px; } </style> <div class=$