Element block pseudo-class :active generated with z-index auto cursor default box-sizing content-box box-shadow 1px 1px 1px rgba(0,0,0,0.3) transform font-size 16px overflow hidden line-height 1 font-weight normal float none display block margin 0px padding 20px border 0px rgba(0,0,0,1) solid width 160px position static border-radius height auto transition background text-shadow 3px 4px 4px rgba(140,140,140,1)