@media screen and (max-width: 1024px) {
    .login_body {
        width: 440px;
    }
}

@media screen and (max-width: 425px) {
    header img {
        width: 100%;
        height: auto;
        display: flex;
        align-items: center;
    }

    .login_body {
        width: 90%;
        height: 50%;
    }
}