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