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

.navbar {
    background-color: #333;
    padding: 15px;
}
.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: auto;
}
.nav-logo {
    color: white;
    font-size: 24px;
    text-decoration: none;
}
.nav-links a {
    color: white;
    margin-left: 20px;
    text-decoration: none;
}

.login-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 80vh;
    text-align: center;
}
.login-title {
    font-size: 2rem;
    margin-bottom: 20px;
}
.login-box {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}
.login-button {
    display: flex;
    align-items: center;
    background: #4285F4;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-size: 18px;
    font-weight: bold;
}
.google-logo {
    width: 20px;
    height: 20px;
    margin-right: 10px;
}

.dashboard-container {
    width: 90%;
    margin: auto;
    padding: 20px;
    text-align: center;
}
.dashboard-title {
    font-size: 2rem;
    margin-bottom: 20px;
}
.charts-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 20px;
}
.chart-card {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.content-container {
    padding: 20px;
}