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