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