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