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