body { border: 0; margin: 0 auto; font-size: 12px; font-family: '宋体'; background: #ffffff; }
        ul { list-style: none;}
        a {text-decoration: none;cursor: pointer;}

        .top { float: left; width: 100%; height: 140px; background: url(../images/top1.gif) repeat-x;overflow: hidden; }
        .top1 { margin: 0 auto; width: 1002px;overflow: hidden; }
        .top_log { float: left; padding-top: 5px; }
        .top_log a img { border:0; }
        .top_tel {float: right;width: 308px; padding-right: 76px; padding-top: 15px; color: #000;  }
            .top_tel span {float: left;padding-left: 12px; }
                .top_tel span a {color: #000; }
        .top_search { float: right;width: 278px;height: 31px;padding-right: 82px; padding-top: 7px; }
        .top_text {  float: left;width: 212px; height: 31px; background: url(../images/serach1.png) no-repeat; }
        .top_btn { float: left; }

        .top_nav {width: 100%;padding-top: 15px;font-size: 14px;font-weight: bolder; }
                    .top_nav ul {margin: 0 auto;width: 1002px;overflow: hidden; }
                      .top_nav ul li { float: left; padding-left: 30px; width: 89px; height: 27px; line-height: 27px; }
                         .top_nav ul li a { float: left; width: 89px; height: 27px;color: #262626;text-align: center; }
                           .top_nav ul li a:hover {width: 89px; height: 27px;background: url(../images/nva.png) no-repeat;color: #fffcf6;  }