body {display: flex;justify-content: center;align-items: center;height: 100vh;width: 100vw;background: #464646;margin: 0;}
div {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    background-color: #323232;
    padding: 5vh;
    border-radius: 17px;
}
div > .field {
    border-radius: 17px;
    margin:  2vh;
}
div > .button {
    border-radius: 17px;
}