.top_bg { background: url(../jpg/8rc2j3.jpg) no-repeat center top; height: 489px;background-size:100% 100%;}
.top_ls { background: url(../png/u5wdpp.png); height: 53px; color: #fff; line-height: 53px;}
.top_ls a { color: #fff;}
.top_ls a:hover { color: #fff9b6;}
.logo { width: 1200px; margin: auto; text-align: center; padding-top: 70px;}
.nav_bg { background: #1c69c6; height: 68px; line-height: 68px;}
.menu { width: 838px;}
.menu li { width: 119px; text-align: center; float: left; font-size: 20px;}
.menu li a { color: #fff; display: block;}
.menu li a:hover { color: #fff; background: #0f5bb6;display: block;}
.top_sear { background: #0b59b7; height: 45px; line-height: 45px; width: 293px; border-radius: 70px; margin-top: 12px;}
.i_sear { height: 38px; background: #0b59b7; border: none; color: #9bbbe1; margin: 2px 0 0 10px; border-radius: 70px; text-indent: 5px; float: left; width: 230px;}
.top_fdj { background: url(../png/1qxvib.png) no-repeat; border: none; height: 31px; width: 31px;float: left; margin-top: 6px;}
.index_tt { border-right: 1px solid #dfdfdf; padding-right: 30px;}