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