html, body{
    background-color: #EEEEEE;
}

.form-container {
    padding: 15px;
    background-color: white;
}


.allCheckbox {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

@media(min-width:650px){

    .fields {
        display: flex;
        flex-wrap: wrap;
        align-items: stretch;
    }

    .fields .form-group {
        flex: 1;
        padding: 10px;
    }
}