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