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