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