Element button pseudo-class :active generated with transition box-shadow 2px 2px 2px rgba(0,0,0,0.2) text-shadow 1px 1px 0px rgba(255,255,255,0.66) margin 0px width auto position static line-height normal z-index auto cursor default height auto padding 20px font-weight normal display inline-block float none overflow visible font-size 16px background box-sizing content-box border-radius transform border 4px #b7b7b7 solid