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