.mr-mail.timeline-event{--mr-color:#16803c;border:6px solid var(--mr-color);border-radius:10px;margin:12px 0;padding:18px;background:var(--pf-surface,#fff);overflow-wrap:anywhere;scroll-margin:90px}.mr-mail.mr-incoming{--mr-color:#c73333}.mr-mail.mr-outgoing{--mr-color:#16803c}.mr-mail.timeline-event pre{font-family:Arial,Helvetica,sans-serif;font-size:15px;line-height:1.7;white-space:pre-wrap;overflow-wrap:anywhere;word-break:normal;max-height:none;overflow:visible;margin:16px 0;background:transparent;color:inherit}.mr-mail .mx-preview{height:450px;max-height:70vh;border:0;border-radius:5px}.mr-mail p{line-height:1.55}.mr-mail [data-mr-parent]{margin:6px 0;font-size:13px}.mr-parent-context{margin:16px 0}.mr-flash{animation:mr-pulse .85s ease-in-out 3}@keyframes mr-pulse{0%,100%{box-shadow:0 0 0 0 transparent}50%{box-shadow:0 0 0 5px var(--mr-color)}}@media(prefers-reduced-motion:reduce){.mr-flash{animation-duration:1.4s}}@media(max-width:600px){.mr-mail.timeline-event{padding:12px}.mr-mail .mx-preview{height:380px}.mr-mail.timeline-event pre{font-size:16px}}
.mx-conversation:has(>.mr-mail){--mr-color:#16803c;margin:12px 0;border-radius:10px}.mx-conversation:has(>.mr-incoming){--mr-color:#c73333}.mx-conversation:not([open]):has(>.mr-mail){border:6px solid var(--mr-color);padding:12px}.mx-conversation[open]:has(>.mr-mail)>summary{border-left:6px solid var(--mr-color);padding:8px 12px;line-height:1.6}.mx-conversation:has(>.mr-mail)>summary{overflow-wrap:anywhere;font-size:14px;cursor:pointer}

/* Explicit direction colours, independent of personal theme. */
article.timeline-event.mr-mail.mr-outgoing{--mr-color:#16803c;border:6px solid #16803c}article.timeline-event.mr-mail.mr-incoming{--mr-color:#c73333;border:6px solid #c73333}

.r8-mail-text{font:15px/1.65 Arial,sans-serif;white-space:pre-wrap;overflow-wrap:anywhere;margin:12px 0;color:inherit}.r8-quote{margin:14px 0}.r8-quote blockquote{border-left:3px solid #bcc8c3;padding-left:16px;margin-left:4px}.r8-quote summary{cursor:pointer;color:#586d65}