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