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

.container {
    width: 80%;
    margin: 20px auto;
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

h1, h2 {
    color: #0056b3;
}

.flashes {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}

.flashes li {
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 5px;
}

.flashes .error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.flashes .success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.actions {
    margin-bottom: 20px;
}

.button {
    display: inline-block;
    background: #007bff;
    color: #fff;
    padding: 10px 15px;
    border-radius: 5px;
    text-decoration: none;
    margin-right: 10px;
    border: none;
    cursor: pointer;
}

.button.secondary {
    background: #6c757d;
}

.button.delete {
    background: #dc3545;
}

.button.small {
    padding: 5px 10px;
    font-size: 0.8em;
}

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

table, th, td {
    border: 1px solid #ddd;
}

th, td {
    padding: 10px;
    text-align: left;
}

th {
    background: #f2f2f2;
}

form {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    margin-top: 20px;
}

form label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

form input[type="text"],
form input[type="number"] {
    width: calc(100% - 22px);
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

form button {
    margin-top: 10px;
}