.ctc-button {
  display: block;
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 100;
  cursor: pointer;
 border-radius:50%;
  width: 64px;
  box-shadow: 0px 0px 12px 2px rgb(34 60 80 / 20%);
  
}