.wp-block-heading.is-style-grandtitre {
    position: relative;
    max-width: var(--wp--custom--theme-width);
    width: var(--wp--custom--theme-width);
}

.wp-block-heading.is-style-grandtitre strong {
    background-color: #fff;
    padding-right: 2rem;
    display: inline-flex;
}

.wp-block-heading.is-style-grandtitre::before {
    height: 1px;
    border-bottom: 2px dashed #DAD4C4;
    content: "";
    width: 100%;
    position: absolute;
    bottom: 0.5rem;
    left: 0;
    z-index: -1;
}

h3.wp-block-heading img {
    height: var(--wp--preset--font-size--xxxl);
    width: var(--wp--preset--font-size--xxxl) !important;
    display: inline-flex;
    vertical-align: center;

}