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