.bg_silver{background: #f5f5f5}
.caption{position: absolute;top: 30%;left: 10%; width: 80%;}
.banner{position: relative}
.banner .nivoSlider{margin-bottom: 0}
.banner .main-nav{background: #f5f5f5;box-shadow: none}
.promotion{padding: 120px 0;background: url(../img/pic-promotion.png);}
.imgcontain{width: 100%;height: 200px}
@media only screen and (min-width: 768px){
    .banner .main-nav{position: absolute;top: calc(30% + 180px);z-index: 10;background: transparent}
}
@media only screen and (max-width: 767px){
    .btn-01{padding: 10px 25px;min-width: 120px;}
    .reply-form{padding-bottom: 20px}
    .footer-box-01{padding-top: 40px;padding-bottom: 30px;}
    footer .social-list-01{text-align: center}
    footer .widget-list li{margin-bottom: 5px}
    footer .widget-contact li{margin-bottom: 15px}
    .nivo-directionNav,.caption{display: none}
    .promotion{padding: 50px 0}
}