.logo {
  z-index: 99999;
  position: fixed;
  bottom: 20px;
  right: 10px;
  width: 60px;
  height: 60px;
  display: flex;
  justify-content: center;
  align-items: center;
  border: 4px solid #c72a21;
  border-radius: 50%;
  background-color: #fff;
}

img {
  position: absolute;
  top: 7px;
}