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