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