body {
    background: linear-gradient(to bottom, rgb(0, 0, 0), rgb(48, 0, 71));
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-family: Arial, Helvetica, sans-serif;
}

ul {
    display: flex;
    justify-content: space-between;
}

a {
    color: white;
    text-decoration: none;
}

header {
    text-align: center;
}

header h1 {
    color: rgb(153, 31, 209);
}

header h2 {
    color: white;
}

header img {
    width: 300px;
    height: 300px;
    border-radius: 20%;
    border: 5px solid rgb(153, 31, 209);
    margin: 40px;
}

.container {
    padding: 0px 50px;
}

nav a:hover {
    color: rgb(153, 31, 209);
}

main {
    margin-bottom: 20px;
}

main img {
    width: 350px;
    height: 350px;
    border-radius: 10%;
    border: 5px solid rgb(153, 31, 209);
}

main video {
    width: 500px;
    height: 500px;
    border-radius: 10%;
    border: 5px solid rgb(153, 31, 209);
}

/* Estilos para dispositivos móveis */
@media (max-width: 768px) {
    body {
        flex-direction: column;
        padding: 10px;
    }

    header img {
        width: 200px;
        height: 200px;
        margin: 20px auto;
    }

    ul {
        flex-direction: column;
        padding: 0;
        margin: 0;
        list-style-type: none;
        text-align: center;
    }

    .container {
        padding: 0 20px;
    }

    main img {
        width: 250px;
        height: 250px;
    }

    main video {
        width: 300px;
        height: 300px;
    }
}

@media (max-width: 480px) {
    header img {
        width: 150px;
        height: 150px;
    }

    ul {
        font-size: 14px;
    }

    .container {
        padding: 0 10px;
    }

    h1 {
        font-size: 24px;
    }

    h2 {
        font-size: 18px;
    }

    main img {
        width: 200px;
        height: 200px;
    }

    main video {
        width: 250px;
        height: 250px;
    }
}