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