.brt-cart-offcanvas.brt-cart-offcanvas-loading.brx-open .brx-offcanvas-inner {
  overflow: hidden;
  user-select: none;
}

.brt-cart-offcanvas.brt-cart-offcanvas-loading.brx-open
  .brx-offcanvas-inner::before {
  content: "";
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  opacity: 0.4;
  user-select: none;
  background-color: #ffffff;
}

.brt-cart-offcanvas.brt-cart-offcanvas-loading.brx-open
  .brx-offcanvas-inner::after {
  content: "";
  position: absolute;
  display: inline-flex;
  box-sizing: border-box;

  top: calc(50% - (30px / 2));
  left: calc(50% - (30px / 2));

  width: 30px;
  height: 30px;

  border: 2px solid #000000;
  border-bottom-color: transparent;
  border-radius: 50%;

  transform: translate(-50%, -50%);

  z-index: 2;

  animation: brt-spinning 1s linear infinite;
}

@keyframes brt-spinning {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}