html,
body,
#root {
  height: 100%;
  margin: 0;
  padding: 0;
  overflow-y: hidden;
  font-family: Avenir,Helvetica,Arial,sans-serif;
}

.pre-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  background-color: #303133;
}

.pre-main {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  align-items: center;
  justify-content: center;
  width: 100%;
  user-select: none;
}

.pre-main-loading {
  width: 46px;
  height: 46px;
  margin-bottom: 24px;
}

.pre-main-title {
  margin-bottom: 10px;
  color: #FFF;
  font-size: 14px;
}

.pre-main-sub-title {
  color: #ABABAB;
  font-size: 13px;
}

.pre-footer {
  flex-grow: 0;
  width: 100%;
  padding: 1em 0;
  text-align: center;
  user-select: none;
}

.pre-footer > a {
  color: #ABABAB;
  font-size: 12px;
  text-decoration: none;
}