.wrapper-page {
    max-width: 900px;
    width: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: flex-start;
} 
.speak {
    width: 100%;
    height: 0 auto;
}
.speak iframe {
    max-width: 100%;
    max-height: 100%;
    width: 1188px;
    height: 918px;
    border: none;
}




@media (min-width: 960px) {
    main {
        width: 100%;
        margin: auto;
/*        flex: 2;*/
    }
    .wrapper-page {
        max-width: 1200px;
        width: 100%;
        height: 100%;
        display: flex;
        align-items: center;
    }
}