.icon_box .fa-icon-stm_icon_book{margin-left:-5px}.icon_box.dark a{color:#555;border:0;text-decoration:none}.icon_box.dark a:hover{color:#48a7d4;border-color:#48a7d4}.overflowed_content{position:relative;z-index:22}.overflowed_content .icon_box:hover{top:-25px}.overflowed_content .icon_box:hover:after{content:"";display:block;position:absolute;width:100%;height:25px;z-index:10;top:100%;left:0}.stm_icon_box_hover_top,.stm_icon_box_hover_bottom,.stm_icon_box_hover_left,.stm_icon_box_hover_right{transition:.3s ease}.stm_icon_box_hover_top{transform:translateY(0)}.stm_icon_box_hover_top:hover{transform:translateY(-7px)}.stm_icon_box_hover_bottom{transform:translateY(0)}.stm_icon_box_hover_bottom:hover{transform:translateY(7px)}.stm_icon_box_hover_right{transform:translateX(0)}.stm_icon_box_hover_right:hover{transform:translateX(7px)}.stm_icon_box_hover_left{transform:translateX(0)}.stm_icon_box_hover_left:hover{transform:translateX(-7px)}