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