header {
    background-color: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}
/* Main content styles */
main {
    display: flex;
    justify-content: space-between;
    padding: 20px;
    margin-top: 20px;
}

section {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 45%;
}

section h2 {
    border-bottom: 2px solid #333;
    padding-bottom: 10px;
    margin-bottom: 20px;
}

/* List styles */
ul {
    list-style-type: circle;
    padding: 0;
    margin: 0;
}

ul li {
    margin-top: 10px;
}

ul li a {
    text-decoration: none;
    color: #333;
    font-size: 16px;
    border-bottom: 1px solid transparent;
}

ul li a:hover {
    border-bottom: 1px solid #333;
}

.column{
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    width: 200px;
}