.entry-content h2:not([class*='is-style-user-jsassist-heading-']) {
    background-color: #eaf5ed;
    border-radius: 6px;
    color: #000;
    font-size: 1.375rem;
    font-weight: 700;
    line-height: 1.5454545455;
    margin-top: 12px;
    padding: 6px 12px;
}
@media (min-width: 992px) {

    .entry-content h2:not([class*='is-style-user-jsassist-heading-']) {
        border-radius: 0;
        font-size: 1.5rem;
        line-height: 1.5833333333;
        margin-top: 24px;
    }
}