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