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