Element block pseudo-element :after generated with border-radius background box-shadow 1px 1px 1px rgba(0,0,0,0.3) transition margin 0px font-size 16px height auto overflow hidden transform line-height 1 font-weight normal float none width 160px padding 20px display block position static border 0px rgba(0,0,0,1) solid cursor default box-sizing content-box z-index auto text-shadow 1px 1px 1px rgba(0,0,0,0.2)