* {
    box-sizing: border-box;
}

.row::after {
    content: "";
    clear: both;
    display: block;
}

/* For mobile phones: */
[class*="col-"] {
    width: 100%;
    float: left;
    display:block;
    min-height:1px;
}
.col-s-1 {width: 8.33%;}
.col-s-2 {width: 16.66%;}
.col-s-3 {width: 25%;}
.col-s-4 {width: 33.33%;}
.col-s-5 {width: 41.66%;}
.col-s-6 {width: 50%;}
.col-s-7 {width: 58.33%;}
.col-s-8 {width: 66.66%;}
.col-s-9 {width: 75%;}
.col-s-10 {width: 83.33%;}
.col-s-11 {width: 91.66%;}
.col-s-12 {width: 100%;}

.hidden-mobile-down {display:none !important;}
.hidden-mobile-up {display:none !important;}
.hidden-tablet-down {display:none !important;}
.hidden-desktop-down {display:none !important;}


@media only screen and (min-width: 700px) {
    /* For tablets: */
    .col-m-1 {width: 8.33%;}
    .col-m-2 {width: 16.66%;}
    .col-m-3 {width: 25%;}
    .col-m-4 {width: 33.33%;}
    .col-m-5 {width: 41.66%;}
    .col-m-6 {width: 50%;}
    .col-m-7 {width: 58.33%;}
    .col-m-8 {width: 66.66%;}
    .col-m-9 {width: 75%;}
    .col-m-10 {width: 83.33%;}
    .col-m-11 {width: 91.66%;}
    .col-m-12 {width: 100%;}

    .hidden-mobile-down {display:block !important;}
    .hidden-tablet-down {display:none !important;}
    .hidden-tablet-up {display:none !important;}
}
@media only screen and (min-width: 980px) {
    /* For desktop: */
    .col-1 {width: 8.33%;}
    .col-2 {width: 16.66%;}
    .col-3 {width: 25%;}
    .col-4 {width: 33.33%;}
    .col-5 {width: 41.66%;}
    .col-6 {width: 50%;}
    .col-7 {width: 58.33%;}
    .col-8 {width: 66.66%;}
    .col-9 {width: 75%;}
    .col-10 {width: 83.33%;}
    .col-11 {width: 91.66%;}
    .col-12 {width: 100%;}

    .single-case.col-3 {width: 50%;}

    .hidden-tablet-down {display:block !important;}
    .hidden-desktop-up {display:none !important;}
}

@media only screen and (min-width: 1200px) {
    .single-case.col-3 {width: 25%;}

}