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