/*
|--------------------------------------------------------------------------|
|                     Place your custom styles here                        |
|--------------------------------------------------------------------------|
*/

.link-platform {
    position:relative;
    width:250px;
    height:250px;
}
.link-platform img {
    width:100%;
    vertical-align:top;
}
.link-platform:after {
    content:'\A';
    position:absolute;
    width:100%; height:100%;
    top:0; left:0;
    background:rgba(0,0,0,0.6);
    opacity:0;
    transition: all 0.5s;
    -webkit-transition: all 0.5s;
}
.link-platform:hover:after {
    opacity:0.75;
}