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