Element button pseudo-element :after generated with background padding 20px position static width auto border 19px rgba(255,0,0,0.7) solid box-sizing content-box font-size 16px z-index auto font-weight normal height auto transition line-height normal overflow visible float none cursor pointer text-shadow -1px -1px 0px rgba(15,73,168,0.66) border-radius transform margin 0px display inline-block box-shadow 1px 1px 4px rgba(0,0,0,0.2)