* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f7;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

main {
    max-width: 1200px;
    padding: 2rem;
}

section {
    margin-bottom: 4rem;
    text-align: center;
}

.avatar {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    margin-bottom: 1rem;
}

h1,
h2 {
    margin-bottom: 1rem;
}

.business-links,
.social-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.business-link,
.social-link {
    display: inline-block;
    padding: 0.5rem 1rem;
    color: #000;
    text-decoration: none;
    border: 2px solid #000;
    border-radius: 5px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.business-link::after,
.social-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #000;
    transform: scaleY(0);
    transform-origin: bottom center;
    transition: transform 0.3s ease;
    z-index: -1;
}

.business-link:hover,
.social-link:hover {
    color: #fff;
}

.business-link:hover::after,
.social-link:hover::after {
    transform: scaleY(1);
}

.business-link:active,
.social-link:active {
    transform: scale(0.95);
}

@media (max-width: 768px) {

    .business-links,
    .social-links {
        flex-direction: column;
    }
}