.op3-element[data-op3-element-type="postlistunconfigured"] {
    width: 100%;
    margin: 0 auto;
    padding: 32px;
    background-color: rgba(255, 0, 0, 0.1);

    h3 {
        margin: 0 0 12px 0;
    }

    p {
        margin: 0;
    }
}