.main-banner.is-banner-loading {
    background-color: #ececec !important;
    background-image: linear-gradient(
        90deg,
        #ececec 0%,
        #f6f6f6 45%,
        #ececec 90%
    ) !important;
    background-size: 220% 100% !important;
    animation: arnika-banner-shimmer 1.15s ease-in-out infinite;
}

@keyframes arnika-banner-shimmer {
    0% {
        background-position: 100% 0;
    }
    100% {
        background-position: -100% 0;
    }
}

.main-banner.is-banner-loaded {
    animation: none;
}