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