  @keyframes wobble {
      25% {
          animation-timing-function: ease-in-out;
          transform: rotate(2deg);
      }

      75% {
          animation-timing-function: ease-in;
          transform: rotate(-2deg);
      }
  }

  @keyframes create {
      0% {
          opacity: 0;
      }

      100% {
          opacity: 1;
      }
  }


  html,
  body,
  .columns {
      min-height: 600px;
      height: 100%;
      min-width: 1000px;
      overflow: initial;
  }

  .container {
      padding: 0;
  }

  #upgrades {
      border-right: 3px solid black;
      border-radius: 3%
  }

  #buildings {
      border-left: 3px solid black;
      border-radius: 3%;
  }

  h1,
  h2 {
      text-align: center;
      padding-bottom: 6px;
      border-bottom: 3px solid black;
      margin: 0;
  }

  main>h1 {
      border-bottom-width: 0px;
  }

  #upgrades>div,
  #buildings>div {
      padding-left: 2px;
  }

  .tile-title {
      font-weight: 700;
  }

  p {
      margin: 0 0 0.5rem;
  }

  .tile {
      padding-top: 8px;
      border-bottom: 3px solid black;
  }

  #clicker {
      position: absolute;
      height: 300px;
      width: 300px;
      left: 0;
      right: 0;
      top: 20px;
      bottom: 0;
      margin: auto;
      animation: wobble 3s;
      animation-iteration-count: infinite;
      transform-origin: 50% 50%;
  }

  #clicker>svg {
      color: #85bb65;
      transition: transform 0.1s ease;
      touch-action: pinch-zoom;
      width: 100%;
      height: 100%;
  }

  main {
      position: relative;
      overflow-y: hidden;
      user-select: none;
  }

  #clicker>svg>path {
      stroke: black;
      stroke-width: 4;
  }

  nav {
      position: absolute;
      bottom: 0px;
      height: 60px;
      width: 100%;
      border-top: 3px solid black;
  }

  nav>div {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      width: 100%;
      padding: 0 10px;
  }

  .navright {
      float: right;
      margin-left: 8px;
  }

  .tile-icon {
      height: 32px;
      width: 32px;
  }

  .tile {
      animation: create 0.6s ease;
  }

  .remove {
      transition: opacity 0.6s ease;
      opacity: 0;
  }

  aside {
      overflow-y: auto;
      height: 100%;
  }

  body, .modal-container {
      background-color: #ddffdd;
  }

  .hidden {
      display: none;
  }

  .tile-icon>svg {
      width: 100% !important;
  }

  .btn {
      border-color: #2a9838 !important;
  }

  .btn-primary, .btn.active {
      background-color: #32b643 !important;
      border-color: #2a9838 !important;
  }

  .btn-primary:hover,
  .btn-primary:focus, .btn:active {
      background-color: #2a9838 !important;
      border-color: #227c2e !important;
  }