.loader {
    position: fixed;
    z-index: 10000;
    width: 100%;
    height: 100%;
    background: #2b2d37;
    display: flex;
    justify-content: center;
    align-items: center;
    top: 0;
    left: 0;
    overflow: hidden;
}

.loader.hidden {
    animation: fadeOut 1s;
    animation-fill-mode: forwards;
}

@keyframes fadeOut {
    100% {
        opacity: 0;
        visibility: hidden;
    }
}

.w-loader {
  animation: girar 1s infinite;
  border: 6px solid #3d3f4a;
  border-radius: 50%;
  border-top-color: #ff9d38;
  height: 100px;
  width: 100px;
}
@keyframes girar {
  to {
    transform: rotate(1turn);
  }
}