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