html, body, #root {
  background-color: #000000 !important;
  margin: 0 !important;
  padding: 0 !important;
  min-height: 100vh !important;
  color: #ffffff !important;
}

* {
  box-sizing: border-box;
}

.app, .main-content, .content-left, .content-right {
  background-color: #000000 !important;
}