.navbar {
    display: flex;
    justify-content: center;
}

.nav {
    display: flex;
    justify-content: space-between;
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav li {
    margin: 0 10px;
}

.nav a {
    display: block;
    text-decoration: none;
    color: #333;
    font-weight: bold;
    padding: 10px;
    border: 1px solid transparent;
    border-radius: 5px;
}

.nav a:hover, .nav a.hover {
/*     color: skyblue; */
    color: rgb(255, 255, 255);
}

.notice {
    color: red;
}