html {
    font-family: sans-serif;
}

body * {
    box-sizing: border-box;
}

ul {
    padding: 0;
    margin: 0;
    list-style: none;
}

.header-container {
    max-width: 1320px;
    padding: 0 15px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 0 430px;
    border-bottom: 2px solid #a2a2a2;
}

.square {
    width: 50px;
    height: 50px;
    background-color: #000;
    margin: 16px 0;
}

.article-1 {
    justify-content: center;
}

 li {
    display: inline;
    margin: 0 8px;
}

a {
    color: #000;
    margin: 16px 0;
}

.tel {
    text-decoration: none;
}