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