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