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