/* General Styles */
body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header Styles */
.header {
    background-color: #007bff; /* Solid color for the header */
    padding: 20px;
    text-align: center;
    color: white;
}

/* Container Styles */
.container {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef); /* Gradient for the middle part */
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    flex: 1;
}

/* Form Styles */
.form-control {
    border-radius: 5px;
    border: 1px solid #ddd;
    padding: 10px;
    margin-bottom: 1rem;
    transition: border-color 0.3s ease;
    background-color: #ffffff; /* Fill-in-the-blank color */
}

.form-control:focus {
    border-color: #007bff;
    box-shadow: 0 0 5px rgba(0, 123, 255, 0.5);
}

/* Button Styles */
.btn {
    border-radius: 5px;
    padding: 10px 20px;
    font-size: 16px;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn-primary {
    background-color: #007bff;
    border: none;
}

.btn-primary:hover {
    background-color: #0056b3;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: #6c757d;
    border: none;
}

.btn-secondary:hover {
    background-color: #5a6268;
    transform: translateY(-2px);
}

.btn-success {
    background-color: #28a745;
    border: none;
}

.btn-success:hover {
    background-color: #218838;
    transform: translateY(-2px);
}

.btn-warning {
    background-color: #ffc107;
    border: none;
}

.btn-warning:hover {
    background-color: #e0a800;
    transform: translateY(-2px);
}

/* Table Styles */
.table {
    width: 100%;
    margin-bottom: 1rem;
    color: #212529;
    border-collapse: collapse;
}

.table th, .table td {
    padding: 12px;
    text-align: left;
    border: 1px solid #dee2e6;
}

.table-hover tbody tr:hover {
    background-color: #f8f9fa;
}

/* Footer Styles */
.footer {
    background-color: #6c757d; /* Solid color for the footer */
    padding: 10px;
    text-align: center;
    color: white;
    position: relative;
    width: 100%;
    margin-top: auto;
}