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