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