* {
  box-sizing: border-box;
}


body {
  margin: 0;
  width: 100vw;
  height: 100vh;

  background: rgb(5, 90, 208);
  user-select: none;
  -webkit-app-region: drag;
}

.app {
  padding: 16px;
}

button,
input,
textarea,
select {
  -webkit-app-region: no-drag;
  cursor: pointer;
}