header {
    max-width: 100vw;
    /* margin: auto 15rem; */
    margin: 0;
    padding: 0;
    background-color: #1D2C38;
    color: white;
    padding: 1rem;
    text-align: center;
    /* width: 100%; */
}

.logo {
    width: 80px;
    /* margin: 0; */
    margin-right: 2rem;
}

nav {
    margin-bottom: 0;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

nav ul li a {
    text-decoration: none;
    font-size: 1.2rem;
}

.box-logo {
    display: flex;
    justify-content: center;
    align-items: center;
}

.contact-box h3,
.contact-box a {
    color: rgb(110, 110, 110);
    font-size: 1rem;
    margin: 0;
    padding: 0;
    text-decoration: none;
}

.box-title h1,
.box-title h2 {
    margin: 0;
    padding: 0;
    letter-spacing: 1px;
}

.box-title h1 a {
    color: white;
    text-decoration: none;
}

.box-title h2 {
    color: rgb(110, 110, 110);
    letter-spacing: 1px;
    font-weight: 400;
}

@media screen and (max-width: 1200px) {
    header {
        margin: 0 ;
    }
    .principal-title {
        font-size: 2rem;
    }
    .menu {
        display: none;
    }
    nav {
        flex-wrap: wrap;
    }
    .contact-box {
        margin: 0 auto;
        display: none;
    }
    .box-subtitle h2 {
        font-size: 1rem;
    }
}