.orderLoading {
    display: flex;
    position: absolute;
    top: 50%;
    left: 50%;
    background: #2a2a2a55;
    width: 100%;
    height: 100%;
    text-align: center;
    color: #FFF;
    transform: translate(-50%,-50%);
    z-index: 1000;
    vertical-align: middle;
    visibility: hidden;
    align-items: center;
    justify-content: center;
}

.orderOverlay {
    position: fixed;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    visibility: hidden;
    vertical-align: middle;
}

.show {
    visibility: visible;
}

.orderLoading,
.orderOverlay { 
    opacity: 0;
    -webkit-transition: all 0.3s;
    -moz-transition: all 0.3s;
    transition: all 0.3s;
}

.orderLoading.show,
.orderOverlay.show {
    opacity: 1;
}