body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
}

.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-box {
    background-color: #ffffff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 100%;
    max-width: 350px;
}

.logo-placeholder {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #333;
    font-weight: bold;
}

input[type="text"],
input[type="password"] {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border: 1px solid #ccc;
    border-radius: 4px;
}

button {
    background-color: #2c3e50;
    color: white;
    padding: 12px;
    width: 100%;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background-color: #34495e;
}

.error {
    color: red;
    margin-bottom: 15px;
}

.dashboard-header {
    background-color: #2c3e50;
    color: white;
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dashboard-content {
    padding: 20px;
}

.logout-button {
    color: white;
    margin-left: 20px;
    text-decoration: underline;
}