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

.container {
    width: 80%;
    margin: auto;
    overflow: hidden;
}

header {
    background: #333;
    color: #fff;
    padding: 20px 0;
    text-align: center;
}

header input[type="text"] {
    width: 50%;
    padding: 10px;
    margin-top: 10px;
    border: none;
    border-radius: 5px;
}

.profile {
    text-align: center;
    margin: 20px 0;
}

.profile img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
}

.profile h2 {
    margin: 10px 0;
}

section {
    background: #fff;
    padding: 20px;
    margin: 20px 0;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease-in-out, background-color 0.3s ease-in-out;
}

section h3 {
    margin-top: 0;
}

section ul {
    list-style-type: none;
    padding: 0;
}

section ul li {
    background: #f4f4f4;
    margin: 10px 0;
    padding: 10px;
    border-radius: 5px;
}

.highlight {
    background-color: yellow;
    font-weight: bold;
}

section.show {
    transform: scale(1.05);
    background-color: #e0ffe0;
}