body {
    font-family: sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
}

.container {
    width: 80%;
    margin: auto;
    overflow: hidden;
    padding: 0 20px;
    max-width: 1200px;
}

header {
    background: #333;
    color: #fff;
    padding: 1rem 0;
    text-align: center;
}

header h1 {
    margin: 0;
}

section {
    padding: 20px;
    margin-bottom: 20px;
    background: #fff;
    border-radius: 5px;
}

h2 {
    color: #333;
}

#calculator-form .form-group {
    margin-bottom: 10px;
}

#calculator-form label {
    display: block;
    margin-bottom: 5px;
}

#calculator-form input[type="text"],
#calculator-form input[type="number"] {
    width: 100%;
    padding: 8px;
    border-radius: 5px;
    border: 1px solid #ddd;
}

#stay-table input[type="number"] {
    width: 100px;
}

#calculator-form button {
    display: block;
    width: 100%;
    padding: 10px;
    background: #007bff;
    color: #fff;
    border: 0;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 10px;
}

#calculator-form button:hover {
    background: #0056b3;
}

.buttons-container {
    display: flex;
    gap: 10px;
}

#calculator-form button,
#calculator-form .buttons-container button {
    flex: 1;
}

#clear-data-button {
    background-color: #6c757d;
}

#clear-data-button:hover {
    background-color: #5a6268;
}

#result-display {
    padding: 20px;
    background: #f9f9f9;
    border-radius: 5px;
}

#stay-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

#stay-table th,
#stay-table td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}

#stay-table th {
    background-color: #f2f2f2;
}

.error-message {
    color: red;
    margin-top: 5px;
    display: block;
}

@media (max-width: 768px) {
    .container {
        width: 100%;
        padding: 0;
    }

    header {
        padding: 1rem 20px;
    }
}

.met {
    color: #155724;
    font-weight: bold;
}

.not-met {
    color: #721c24;
    font-weight: bold;
}

#prediction-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

#prediction-table th,
#prediction-table td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}

#prediction-table th {
    background-color: #f2f2f2;
}