#weight-calculator{max-width:1000px;margin:auto;padding:20px;border:3px solid #ccc;border-radius:5px;font-family:Arial,sans-serif;display:flex;gap:20px;align-items:center;flex-direction:row}#weight-calculator .column{padding:10px;display:flex;flex-direction:column;justify-content:center}#weight-calculator .left-column{flex:1;max-width:33%;text-align:center}#weight-calculator .right-column{flex:2;max-width:66%;text-align:center}#weight-calculator form{display:grid;grid-template-columns:1fr 2fr;align-items:center;gap:10px}#weight-calculator label{font-weight:700;margin-right:10px}#weight-calculator input[type=number],#weight-calculator select,#weight-calculator button{width:100%;padding:10px;border-radius:5px;border:1px solid #ccc;font-size:16px;box-sizing:border-box;min-width:120px}#weight-calculator button{background-color:#4CAF50;color:#fff;border:none;cursor:pointer;font-size:16px;margin-top:20px;grid-column:span 2}#weight-calculator button:hover{background-color:#3e8e41}.error{color:red;font-size:14px;margin-top:5px;grid-column:span 2}.material-list{width:100%;border-collapse:collapse;margin-top:20px}.material-list th,.material-list td{border:1px solid #ddd;padding:8px;text-align:center;min-width:60px}.material-list th{background-color:#f2f2f2;font-weight:700}#thumbs-up-container{text-align:center;margin-bottom:20px}#thumbs-up-button{font-size:16px;cursor:pointer;padding:10px 20px;border:1px solid #ccc;border-radius:25px;background-color:#f44336;color:#fff;transition:background-color 0.3s,box-shadow 0.3s,color 0.3s;box-shadow:0 4px #999}#thumbs-up-button:hover{background-color:#e53935;box-shadow:0 4px #666}#thumbs-up-button:active{background-color:#4CAF50;box-shadow:0 2px #666;transform:translateY(2px)}#thumbs-up-button.selected{background-color:#4CAF50;color:#fff}#thumbs-up-count{font-size:12px;margin-top:5px}#last-updated{text-align:right;font-size:12px;margin-top:10px;color:#888;display:flex;justify-content:flex-end;padding-right:10px;width:100%}@media (max-width:768px){#weight-calculator{flex-direction:column;align-items:stretch}#weight-calculator .left-column,#weight-calculator .right-column{max-width:100%}}@media (max-width:480px){#weight-calculator{flex-direction:column;align-items:stretch;padding:10px}#weight-calculator .left-column,#weight-calculator .right-column{max-width:100%;padding:5px}#thumbs-up-container{margin-bottom:10px;text-align:center;width:100%}#thumbs-up-button{padding:5px 10px;font-size:14px}#thumbs-up-count{font-size:10px}#last-updated{font-size:10px;padding-right:5px}.material-list th,.material-list td{padding:4px;font-size:12px;min-width:60px}.material-list{font-size:12px}}