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20px}@media(max-width:640px){html{font-size:14px}.nav{gap:16px;padding:12px 16px}.page,.page-narrow{padding:16px}.form-row{flex-direction:column}.input-number,.password-prompt .input{width:100%}.table th,.table td{padding:8px;font-size:.85rem}.offer-coins{flex-direction:column;align-items:stretch}.btn-swap-coins{align-self:center;transform:rotate(90deg)}.offer-amounts{flex-direction:column}}