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