div{overflow:hidden;}
div img{float:left; width:50%; max-width:595px; margin-bottom:50px;}

/* tablet */
@media screen and (min-width:768px) and (max-width:991px){
}

/* mobile */
@media screen and (max-width:767px){
    div img{width:100%; max-width:595px; margin-bottom:30px;}
}