:root {
    --doc-height: 100%;
   }
html,   
body {
    margin: 0;
    padding: 0;
    background: linear-gradient(to right, #6a3093, #a044ff);
    font-family: Arial, sans-serif;
    height: var(--doc-height);
}

.gradient-bar {
    background: linear-gradient(to right, #6a3093, #a044ff); /* Same as your body background */
    height: 50px; /* Adjust as needed */
    width: 100%;
    color: #fff; /* Adjust text color as needed */
}

.container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    height: var(--doc-height);
    color: #fff;
}

.headline {
    font-size: 2.5em;
    font-weight: bold;
    text-align: center;
    margin-bottom: 20px;
}

iframe {
    border: none;
}