Element button pseudo-class :active generated with transition display block transform font-size 16px margin 0px box-sizing content-box background float none box-shadow 1px 1px 1px rgba(36,103,204,0.3) z-index auto padding 20px border 0px rgba(0,0,0,1) solid width 160px height auto overflow hidden border-radius text-shadow 1px 1px 1px rgba(0,0,0,0.2) position static font-weight normal line-height 1 cursor default