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