body {
    margin: 0;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #3b3734;
}

.container {
    width: 800px;
    height: 600px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container img {
    max-width: 100%;
    max-height: 100%;
}