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