message: First screen: Elements styles
  Change styles of buttons and images to the ones on the old screen
  Changes to be committed:
  modified:   src/front/client/index.html
diff: width: 11em;
  height: 11em;
  border-radius: 50%;
  - box-shadow: 0 0 7em rgb(180, 238, 255);
  + box-shadow: 0 0 7.5em #cfe5f2;
  }
  .starter-modal__description img {
  font-size: 1.1em;
  background-color: #6144e5;
  color: #fff;
  - transition: 0.1s;
  + transition: 0.15s;
  }
  .starter-modal__btn:hover {
  - background-color: #39228f;
  + background-color: #9785ed;
  }
  .starter-modal__btn svg {
  