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