font-family: system-ui, -apple-system, BlinkMacSystemFont, “Segoe UI”, Roboto, Helvetica, Arial, sans-serif;
line-height: 1.45;
color: #111;
max-width: 820px;
margin: 0 auto;
}
.hyh-log h1, .hyh-log h2, .hyh-log h3 { margin-top: 1.2em; }
.hyh-log table { width: 100%; border-collapse: collapse; margin: 0.5em 0 1em 0; }
.hyh-log th, .hyh-log td { border-bottom: 1px solid #ddd; padding: 6px 8px; text-align: left; vertical-align: top; }
.hyh-log th { font-weight: 600; }
.hyh-log ul { margin: 0.4em 0 1em 1.2em; }
.hyh-log .muted { color: #666; }
…your full html…