/* flowchart のみ（.mermaid-flow-half 内）を本文カラム幅の約半分に抑える */
.mermaid-flow-half {
    max-width: 50%;
    margin-left: auto;
    margin-right: auto;
}

.mermaid-flow-half object[type="image/svg+xml"] {
    display: block;
    width: 100%;
    max-width: 100%;
}