.tr81{position:fixed;z-index:9999;font-family:system-ui,sans-serif}
.tr81.br{right:14px;bottom:14px}.tr81.tr{right:14px;top:14px}.tr81.bl{left:14px;bottom:14px}
.tr81btn{background:#0F0F18;color:#fff;border:1px solid #FB6B00;border-radius:30px;padding:8px 12px;font-size:14px;cursor:pointer;box-shadow:0 6px 20px rgba(0,0,0,.5);display:flex;gap:6px;align-items:center}
.tr81btn:hover{background:#141420}
.tr81dd{display:none;position:absolute;bottom:48px;right:0;background:#0F0F18;border:1px solid #FB6B00;border-radius:12px;max-height:60vh;overflow:auto;width:200px;box-shadow:0 10px 30px rgba(0,0,0,.6);padding:6px}
.tr81.tr .tr81dd{bottom:auto;top:48px}
.tr81opt{display:block;width:100%;text-align:left;background:none;border:0;color:#F4F4F6;padding:8px 10px;font-size:13px;cursor:pointer;border-radius:8px}
.tr81opt:hover{background:#FB6B00;color:#000}
.tr81dd::-webkit-scrollbar{width:0}