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