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