.banner{background:url(img/banner.jpg) no-repeat center;height:100%;min-height: 600px;position: relative;background-attachment: fixed;}
.banner-div{display: table;height:100%;}
.banner-cont{display: table-cell;vertical-align: middle;}
.mouse{position: absolute;bottom: 6%;left: 50%;}

@media screen and (min-width: 768px){
  .jumbotron .h1, .jumbotron h1{font-size: 50px;line-height: 1.4;}
  .mouse{margin-left: -30px;}
}

@media (max-width: 767px){
  .banner{background-size:cover;}
  .jumbotron .h1, .jumbotron h1{font-size: 36px;line-height: 1.4;}
  .mouse{width: 8%;margin-left: -3%;}
  .mouse img{width: 100%;}
}