#bim_library_category{
   background: #444;
    padding: 5px;
    font-size: 19px;
    border: 0;
    border-radius: 0;
    -webkit-appearance: none;
    outline: 0;
    background-image: url('https://casf.com.au/wp-content/themes/casf/img/elements/down-arrow.png');
    background-position: center right;
    background-repeat: no-repeat;
    background-size: 44px 29px;
    width:75%;
}
.vcenter {
    display: inline-block;
    vertical-align: middle;
    float: none;
}
/* Individual Columns */
.bim-library-item .bim-library-item-inner {
    position: relative;
    margin: 8px;
    padding: 15px 5px;
    background-color: #444;
    min-height: 130px;
     background-color: #444;
}
.bim-library .col-lg-3:nth-child(4n+1) .bim-library-item .bim-library-item-inner, .bim-library .col-lg-3:nth-child(4n+3) .bim-library-item .bim-library-item-inner{
    background-color: #1e1e1e;
}
.bim-library-item-download-button{
    padding-top: 15px;
}
.library_title h3{
    margin-top:0px;
}
.bim_category{
    text-align: right;
}
@media (min-width: 1200px){
    .col-md-1:nth-child(12n+1), .col-md-2:nth-child(6n+1), .col-md-3:nth-child(4n+1), .col-md-4:nth-child(3n+1), .col-md-6:nth-child(2n+1) {
        clear: none;
    }
}
@media (max-width: 1199px){
    .col-md-1:nth-child(12n+1), .col-md-2:nth-child(6n+1), .col-md-3:nth-child(4n+1), .col-md-4:nth-child(3n+1), .col-md-6:nth-child(2n+1) {
        clear: left;
    }
}
@media (max-width: 991px){
    .col-md-1:nth-child(12n+1), .col-md-2:nth-child(6n+1), .col-md-3:nth-child(4n+1), .col-md-4:nth-child(3n+1), .col-md-6:nth-child(2n+1) {
        clear: inherit;
    }
}
@media (min-width: 1200px){
    .col-lg-1:nth-child(12n+1), .col-lg-2:nth-child(6n+1), .col-lg-3:nth-child(4n+1), .col-lg-4:nth-child(3n+1), .col-lg-6:nth-child(2n+1) {
        clear: both;
    }
}

@media only screen and (max-width: 1200px) {
    .section-content{
        margin-top: 25px;
        margin-bottom: 0px;
    }
    .bim_category{
        margin-bottom: 25px;
        text-align:left;
    }
    
}
@media only screen and (max-width: 559px) {
    .col-xs-6{
        width: 100%;
    }
}