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