@media only screen and (max-width: 840px) {
#learn-press-course-description .thim-course-content, #tab-course-description .thim-course-content {
    float: left;
    width: 100%;
    padding-right: 20px;
    border-right: 1px solid #eee;
}
#learn-press-course-description .thim-course-info, #tab-course-description .thim-course-info {
    padding-left: 10px;
    width: auto;
    float: left;   
    width: 100%;
}
}