body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

#survey-card {
    width: 640px;
    margin: auto;
}

.m300 {
    min-height: 300px;
}

#card-content-id {
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
}