body {font-family:  "Microsoft YaHei","Helvetica Neue", Helvetica, Arial, "Microsoft Yahei UI", SimHei, "\5B8B\4F53", simsun, sans-serif;}
.gray{background:#f7f7f7; padding-top:0px; padding-bottom:0px; margin-top:20px; margin-bottom:0;}
.tit {height: 30px;width: 140px;padding: 0;margin: 0 auto 20px auto;}
.product{ margin:20px auto;}
.pr {padding: 0 20px 20px 20px;}
.pr h4 a {font-size: 16px;line-height:18px;text-align: center;margin: 0px;padding: 0px;display: block;color: #333; overflow: hidden;white-space: nowrap;text-overflow: ellipsis;}
.pr span a{float: right;color: #58B516;	font-size: 12px;line-height:14px;}
.container .row {margin-right:-10px;margin-left: -10px;}
@media (min-width: 768px) {
    /*产品列表*/
    .gray{background: #f7f7f7;padding-top: 10px;padding-bottom: 20px;margin-top: 0px;margin-bottom: 10px;}
    .tit {height: 30px;width: 200px;margin: 10px auto 20px auto;}
    .tit h2 {height: 30px;width: 200px;line-height: 30px;font-size: 20px;background-color: #58B516;display: block;margin-right: auto;margin-left: auto;}
    .pr h4 a {font-size: 20px;line-height:40px;text-align: center;margin: 0px;padding: 0px;display: block;color: #333; overflow: hidden;white-space: nowrap;text-overflow: ellipsis;}
    .pr p{font-size: 14px;line-height:1.6;color:#9b9b9b;text-align:center;}
    .pr span a{font-size: 14px;line-height:18px;}
}

/* 中等屏幕（桌面显示器，大于等于992px） */
@media (min-width: 992px) {
    .tit {height: 65px;width: 100%;margin:20px auto;}
    .tit h2 {background-image: url(../img/qx/titBg2.png);background-repeat: no-repeat;height: 40px;width: 100%;background-color: transparent;line-height: 40px;font-size: 24px;background-position: center top;margin-top: 0px;margin-right: auto;margin-bottom: 0px;margin-left: auto;}
    .tit span {font-size: 14px;line-height: 25px;display: block;height: 25px;width: 310px;margin-right: auto;margin-left: auto;text-align: center;letter-spacing: 8px;font-weight: 200;}
}

/* 大屏幕（大桌面显示器，大于等于1200px） */
@media (min-width: 1200px) {
    .tit {height: 65px;width:1170px;margin: 20px auto;}
    .tit h2 {background-image: url(../img/qx/titBg.gif);background-repeat: no-repeat;height: 40px;width: 1170px;background-color: transparent;line-height: 40px;font-weight: bold;color: #FFF;text-align: center;font-size: 24px;background-position: center top;margin: 0 auto;}
}