html {
    background-color: #f0f0f0;
    font-family: 'Arial', sans-serif;
    font-size: 10px;
    max-height: 1024px;
    display: flex;
    flex-direction: column;
    margin: 0 auto;
}

header {
    width: 100%;
    background-color: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header__logo {
    width: 30%;
}

.header__logo img {
    width: 50%;
    border: 10px solid #472fd0;
    justify-content: center;
}

.header__banner {
    width: 70%;
    display: flex;
    justify-content: center;
    align-items: center;
}