:root{--hub-bg-color: #f8fafc;--hub-text-color: #334155;--portal-card-bg: #f1f7f9;--portal-card-border: #e2e8f0;--portal-title-color: #0d686f;--portal-subtitle-color: #475569;--instance-card-bg: #ffffff;--instance-card-border: #f1f5f9;--instance-card-hover-border: #cbd5e1;--instance-card-shadow: rgba(0, 0, 0, .1);--instance-name-color: #1e293b;--footer-text-color: #94a3b8}body{margin:0;padding:0;background-color:var(--hub-bg-color)}