#progress {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  opacity: 0.8;
  width: calc(100% - #{$width-sidebar});

  .wrapper {
    border-radius: 10px;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 200px;
    height: 100px;
    margin-left: -100px;
    margin-top: -50px;
    padding: 11px 0;
    background-color: $color-3;
    color: $color-1;
    text-align: center;
  }

  #spinner {
    margin: auto;
  }

  .progress-message {
    font-size: 130%;
    font-weight: $font-weight-bold;
    margin-top: 20px;
  }
}

.spinner {
  position: relative;
  width: 30px;
  height: 30px;
  border: 6px solid rgba($color-spinner, 0.2);
  border-left-color: rgba($color-spinner, 1);
  animation: spinner 1s infinite linear;
  border-radius: 50%;
}

@keyframes spinner {
  from {
    transform: rotate(0);
  }
  to {
    transform: rotate(360deg);
  }
}

.turbolinks-progress-bar {
  background-color: $color-3;
}

#progress {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  opacity: 0.8;
  width: calc(100% - #{$width-sidebar});

  .wrapper {
    border-radius: 10px;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 200px;
    height: 100px;
    margin-left: -100px;
    margin-top: -50px;
    padding: 11px 0;
    background-color: $color-3;
    color: $color-1;
    text-align: center;
  }

  #spinner {
    margin: auto;
  }

  .progress-message {
    font-size: 130%;
    font-weight: $font-weight-bold;
    margin-top: 20px;
  }
}

.spinner {
  position: relative;
  width: 30px;
  height: 30px;
  border: 6px solid rgba($color-spinner, 0.2);
  border-left-color: rgba($color-spinner, 1);
  animation: spinner 1s infinite linear;
  border-radius: 50%;
}

@keyframes spinner {
  from {
    transform: rotate(0);
  }
  to {
    transform: rotate(360deg);
  }
}

Use brandcolor for Turbolinks progress bar
Use brandcolor for Turbolinks progress bar
