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