App.css

.titlebar {
  width: 100%;
  height: 32px;
  background-color: none;
  position: absolute;
  top: 0;
  left: 0;
  -webkit-user-select: none;
  -webkit-app-region: drag;
}

.app {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  /* background-color: #101d42; */
  background: rgb(40, 47, 68);
  background: linear-gradient(
    45deg,
    rgba(40, 47, 68, 1) 0%,
    rgba(81, 92, 121, 1) 100%
  );
}