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