body {
    background-color: black;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin: 0;
    padding: 0;
    height: 100vh;
    overflow: hidden;
}

.container {
    position: relative;
    overflow: hidden;
    width: 100%;
    max-width: 90%;
    padding-top: 56.25%;
}

@media screen and (min-width: 1024px) {
    .container {
        max-width: 66%;
    }
}

.responsive-iframe {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    width: 100%;
    height: 100%;
}

.sr-only:not(:focus):not(:active) {
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    height: 1px;
    overflow: hidden;
    position: absolute;
    white-space: nowrap;
    width: 1px;
}