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