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