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