div.custom-block-objective {
    background-color: #eef7f1;
}

div.custom-block-issue {
    background-color: #fff;
}

div.custom-block-policy {
    background-color: #e6fffa;
}

div.custom-block-question {
    background-color: #f7ecf8;
}

div.custom-block {
    border-radius: 5px;
}