@media only screen and (max-width: 1000px) {
    .container {
        width: 100%;
        max-width: 100%;
    }

    .header .container {
        flex-wrap: wrap;
        justify-content: center;
    }

    .slogan {
        margin-top: 30px;
    }

    .content {
        margin-top: 30px;
    }

    .content iframe {
        height: 200px!important;
    }

    .footer .container {
        justify-content: space-around;
    }
}