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