.loading-container {
    position: absolute;
    top: 50%;
    left: 50%;
}

.loading-text {
    position: relative;
    top: 1em;
    text-align: center;
    font-size: 1.5em;
    font-weight: bold;
}

.loader {
    width: 106px;
    height: 56px;
    display: block;
    margin: 30px auto;
    background-image: linear-gradient(#808080 50px, transparent 0), linear-gradient(#808080 50px, transparent 0), linear-gradient(#808080 50px, transparent 0), linear-gradient(#808080 50px, transparent 0), radial-gradient(circle 14px, #808080 100%, transparent 0);
    background-size: 48px 15px, 15px 35px, 15px 35px, 25px 15px, 28px 28px;
    background-position: 25px 5px, 58px 20px, 25px 17px, 2px 37px, 76px 0px;
    background-repeat: no-repeat;
    position: relative;
    transform: rotate(-45deg);
    box-sizing: border-box;
}

    .loader::after,
    .loader::before {
        content: '';
        position: absolute;
        width: 56px;
        height: 56px;
        border: 6px solid #808080;
        border-radius: 50%;
        left: -45px;
        top: -10px;
        background-repeat: no-repeat;
        background-image: linear-gradient(#808080 64px, transparent 0), linear-gradient(#808080 66px, transparent 0), radial-gradient(circle 4px, #808080 100%, transparent 0);
        background-size: 40px 1px, 1px 40px, 8px 8px;
        background-position: center center;
        box-sizing: border-box;
        animation: bike 0.3s linear infinite;
    }

    .loader::before {
        left: 25px;
        top: 60px;
    }

@keyframes bike {
    0% {
        transform: rotate(0deg);
    }

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