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