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