body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", Helvetica, Tahoma, Arial, "Microsoft YaHei", 微软雅黑, 黑体, Heiti, sans-serif, SimSun, 宋体, serif;
}

@media (min-width: 1366px) {
    .container {
        max-width: 1300px;
    }
}

@media (min-width: 1600px) {
    .container {
        max-width: 1460px;
    }
}

.header {
    background: rgba(0, 58, 140, .9);
}

.header .navbar-brand {
    background-color: #fa541c;
}

@media only screen and (max-width: 480px) {
    .header .navbar-brand {
        background: none;
    }
    .navbar-nav {
        margin-top: 1rem;
    }
    .navbar-nav .nav-link {
        padding: auto 1rem;
        text-align: center;
    }
    .languages {
        border-top: 1px solid rgba(255, 255, 255, .5);
        margin-right: 0!important;
        margin-top: 1rem;
        flex-direction: row;
        justify-content: center;
    }
    .display-4 {
        font-size: 2.5rem!important;
    }
}

.subtitle {
    background-size: cover;
    background-position: top center;
    background-attachment: fixed;
    background-repeat: no-repeat;
    height: 50vh;
    color: #fff;
    text-align: center;
    text-shadow: 1px 2px 3px rgba(0, 0, 0, .5);
}

.subtitle .divider {
    height: 3px;
    background-color: #fff;
}