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