html {
    background: rgb(46, 66, 77);
}

.nav-list {
    width: 90%;
    background: rgb(31, 73, 89);
    border-radius: 6px;
    margin: 40px auto;
    font-size: 0;
}

.nav-list ul li {
    display: inline-block;
    height: 40px;
}

.nav-list ul li a {
    display: inline-block;
    height: 100%;
    width: 100px;
    padding: 4px 20px;
    color: white;
    text-decoration: none;
    text-align: center;
    font-size: 1.8rem;
    line-height: 1.8;
    border-radius: 6px;
}

.nav-list ul li a:hover {
    background: rgb(243, 46, 46);
}