.nuxt-progress {
  position: fixed;
  top: 0px;
  left: 0px;
  right: 0px;
  height: 2px;
  width: 0%;
  opacity: 1;
  transition: width 0.1s, opacity 0.4s;
  background-color: blue;
  z-index: 999999;
}
.nuxt-progress.nuxt-progress-notransition {
  transition: none;
}
.nuxt-progress-failed {
  background-color: red;
}