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