body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    background-image: url(https://avatars.mds.yandex.net/i?id=341d2e49d78f3ca8b6fec2700af2dd21_l-9233044-images-thumbs&n=13);
}

h1 {
    color: brown;
}

.container {
    max-width: 800px;
    margin: 0px auto ;
    padding: 30px;
    background-image: url(https://avatars.mds.yandex.net/i?id=62023cdddd3eac3a91a2dd76db37a188_l-6202880-images-thumbs&n=13);
    border-radius: 15px;
    box-shadow: 0 20px 50px rgb(79, 135, 255);
}

.tainer {
    max-width: 200px;
    margin: 20px auto;
    padding: 50px;
    backdrop-filter: blur(20px);
    border-radius: 25px;
    box-shadow: 0 20px 50px rgb(79, 135, 255);
}

h2 {
    color: rgb(255, 255, 255);
    -webkit-text-stroke: 1px black
}

h3 {
    color: rgb(255, 255, 255);

}

button {
    background-color: #ffffff;
    color: #fff;
    border-radius: 5px;
}

.square {
    width: 1920px;
    height: 65px;
    margin-top: -20px;
    backdrop-filter: blur(22px);
}