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