/* Opt-in heading styles: fixed padding is independent of the font size. */
.wp-block-heading.is-style-shanshui-compact-label {
    width: fit-content;
    max-width: 100%;
    box-sizing: border-box;
    padding: 10px 18px;
    line-height: 1.3;
}
.wp-block-heading.is-style-shanshui-compact-bar {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 10px 18px;
    line-height: 1.3;
}
.wp-block-heading.is-style-shanshui-compact-label.has-text-align-center {
    margin-inline: auto;
}
.wp-block-heading.is-style-shanshui-compact-label.has-text-align-right {
    margin-left: auto;
    margin-right: 0;
}