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