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