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