#st-free-courses .col-md-4:hover{
    -webkit-transform: translateY(10px); 
    -moz-transform: translateY(10px); 
    -ms-transform: translateY(10px); 
    -o-transform: translateY(10px); 
    transform: translateY(10px); 
    transition-timing-function: ease;
    transition: 0.2s;
}