mob-index.css

@media screen and (max-width: 759px) {
  .Title {
  }
  .HeadMedium {
    width: 100%;
    flex-grow: 4;
  }
  .NavigationList {
    list-style-type: none;
    padding-left: 0;
    width: 100%;
    display: flex;
    place-content: space-evenly;
  }
  .Head,
  .Footer {
    height: 20%;
    flex-grow: 1;
  }

  .Body {
    display: flex;
    flex-direction: column;
  }
}