.black-grey-columns{overflow:hidden}@media (min-width:62em){.black-grey-columns__outer{display:grid;gap:var(--space--layout);grid-template-columns:4fr 8fr}}.black-grey-columns__sidebar{margin-bottom:var(--block--padding-y);padding-bottom:var(--block--padding-y);padding-top:0;position:relative;z-index:1}@media (min-width:62em){.black-grey-columns__sidebar{margin-bottom:0;padding-bottom:0}}.black-grey-columns__sidebar:before{background:inherit;content:"";inset:0;margin-left:-9999px;margin-right:-9999px;margin-top:calc(var(--block--padding-y)*-1);position:absolute;z-index:-1}@media (min-width:62em){.black-grey-columns__sidebar:before{margin-bottom:calc(var(--block--padding-y)*-1);margin-right:calc(var(--block--padding-x)*-1)}}