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