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