Element block pseudo-element :before generated with box-sizing content-box display block cursor default font-size 16px border-radius transform z-index auto margin 0px line-height 1 box-shadow 3px 1px 1px rgba(24,174,224,0.3) float none transition font-weight normal padding 20px position static overflow hidden background width 160px text-shadow 1px 1px 1px rgba(0,0,0,0.2) height auto border 0px rgba(0,0,0,1) solid