.notebook-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background: white;
    box-shadow: 0 0 12px rgba(87, 87, 87, 0.2);
    min-height: 100vh;
}

.notebook-header {
    border-bottom: 1px solid #e1e4e8;
    padding-bottom: 20px;
    margin-bottom: 30px;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.notebook-image {
    height: 1000px;
    width: auto;
}

.notebook-title {
    font-size: 2.5rem;
    font-weight: 400;
    color: #24292e;
    margin-bottom: 0;
}

.notebook-subtitle {
    color: #586069;
    font-size: 1.1rem;
    font-weight: 300;
    margin-top: 0;
    margin-left: 20px;
}


@media (max-width: 768px) {
    .notebook-container {
        padding: 15px;
        margin: 0;
        box-shadow: none;
    }

    .notebook-title {
        font-size: 2rem;
    }
}
