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