@media (max-width:859px) {
    /*table#exam_set thead tr th:nth-child(1),table#exam_set thead tr th:nth-child(3){
        width: 15%;
    }*/
    table#exam_set {
        display: none;
    }
    .div_inline_course {
    	width: 100%;
    }
}
@media (min-width:860px) {
    /*table#exam_set thead tr th:nth-child(1),table#exam_set thead tr th:nth-child(3){
        width: 15%;
    }*/
    table#exam_set_phone {
        display: none;
    }
    .div_inline_course {
    	width: 50%;
    }
}