.main {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    font-family: Arial, sans-serif;
    line-height: 1.6;
}
.header {
    background-color: #f4f4f4;
    padding: 10px 0;
    text-align: center;
}
.header h1 {
    margin: 0;
}
.header p {
    color: #777;
}

.article-list {
    list-style: none;
    padding: 0;
}

.article-item {
    border-bottom: 1px solid #ddd;
    padding: 10px 0;
    display: flex;
}