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