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