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