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