Element button pseudo-class :active generated with box-sizing content-box margin 0px line-height normal text-shadow -1px -1px 0px rgba(15,73,168,0.66) overflow visible padding 20px transition position static background font-weight normal z-index auto font-size 16px height auto cursor pointer border-radius border 1px #018dc4 solid width auto float none box-shadow 2px 2px 2px rgba(0,0,0,0.2) display inline-block transform