Element block pseudo-element :after generated with z-index auto box-sizing content-box background margin 0px position static width 160px cursor default transition overflow hidden font-size 16px float none line-height 1 padding 20px font-weight normal transform border 4px rgba(0,0,0,1) solid height auto display block text-shadow 1px 1px 1px rgba(0,0,0,0.2) border-radius box-shadow 1px 1px 1px rgba(0,0,0,0.3)