.sponsor-thanks {
  width: min(560px, calc(100% - 24px));
  margin: 4px auto 16px;
  padding: 9px 12px;
  box-sizing: border-box;
  color: #fff;
  background: rgba(0, 0, 0, 0.72);
  border-left: 3px solid #1749c9;
  border-right: 3px solid #cf1725;
  font: 12px/1.5 Arial, Helvetica, sans-serif;
  text-align: center;
}

.sponsor-thanks a {
  color: #fff;
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: #cf1725;
  text-decoration-thickness: 2px;
  text-underline-offset: 2px;
}

.sponsor-thanks a:hover {
  color: #9db7ff;
}