#chatBox{
  border:0px solid #ccc; border-radius:8px;
  padding:1rem; height:380px; overflow-y:auto;
  font-family: 'Gotham', 'Inter', sans-serif; font-size:15px;
}

.msg{max-width:75%; padding:.5rem .8rem; border-radius:14px;margin:.3rem 0}
.user      { background: #4b4949;  color:#fff;   margin-left:auto}
.assistant {  color:#fff;   margin-right:auto}
.meta      {font-size:12px; color:#888; margin:.2rem 1rem}