body {
    font-family: 'Montserrat', sans-serif;
    background-color: #282c34;
    color: #e0e0e0;
    /* Flexbox rules to push footer to the bottom */
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
    box-sizing: border-box;
}

.main-content {
    flex-grow: 1; /* This pushes the footer down */
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    background-color: #3a3f47;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    text-align: center;
    max-width: 600px;
    width: 100%;
}

h1 {
    color: #61dafb;
    margin-bottom: 10px;
    font-size: 2.2em;
}

.description {
    font-size: 1.1em;
    color: #bbbbbb;
    margin-bottom: 30px;
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.catalog-item {
    background-color: #4a4f58;
    border-radius: 10px;
    padding: 20px;
    text-decoration: none;
    color: #e0e0e0;
    transition: background-color 0.2s ease, transform 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.catalog-item:hover {
    background-color: #5a6068;
    transform: translateY(-5px);
}

.icon {
    font-size: 2.5em;
    margin-bottom: 10px;
}

.title {
    font-size: 1.2em;
    font-weight: 700;
}

.app-footer {
    margin-top: 50px;
    font-size: 0.9em;
    color: #a0a0a0;
    text-align: center;
}

.app-footer .heart-emoji {
    color: #e60000;
}