.grid-container{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:1rem;padding:1.5rem;justify-items:center;box-sizing:border-box;overflow-x:hidden}.grid-node{padding:1rem;border-radius:8px;background-color:#f2f2f2;box-shadow:0 2px 6px #0000001a;text-align:center;width:160px;min-height:120px;font-size:1rem;line-height:1.4;transition:all .3s ease}.grid-node.low-pressure{background-color:#ffeaea;border:2px solid #c0392b;box-shadow:0 0 10px #c0392b;animation:pulse 1s infinite}@keyframes pulse{0%{box-shadow:0 0 5px #c0392b}50%{box-shadow:0 0 15px #c0392b}to{box-shadow:0 0 5px #c0392b}}@media (max-width: 500px){.grid-node{width:100%;font-size:.9rem;padding:.75rem}}body{margin:0;font-family:Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:#fafafa;color:#333}h1,h2,h3{margin:.5rem 0}button{background-color:#3498db;color:#fff;border:none;padding:.6rem 1rem;border-radius:4px;font-size:1rem;cursor:pointer;transition:background-color .3s ease}button:hover{background-color:#2980b9}ul{list-style-type:none;padding-left:0}li{margin-bottom:.5rem;font-size:.95rem}p{margin:.4rem 0}