/* Eight bullion sizes: a single desktop row, two balanced mobile rows. */
[data-gold-flow] .gold-flow-nav{grid-template-columns:repeat(8,minmax(0,1fr))}
@media(max-width:680px){
  [data-gold-flow] .gold-flow-nav{grid-template-columns:repeat(4,minmax(0,1fr))}
  [data-gold-flow] .gold-flow-nav button:nth-child(n){border-right:1px solid #ffffff1c;border-bottom:0}
  [data-gold-flow] .gold-flow-nav button:nth-child(4n){border-right:0}
  [data-gold-flow] .gold-flow-nav button:nth-child(-n+4){border-bottom:1px solid #ffffff1c}
}