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