* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    background-color: #172934;
    display: flex;
    justify-content: center;
    align-items: center;
}

.center-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

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