.lds-dual-ring {
    display: inline-block;
    /* width: 50px; */
    /* height: 50px; */
    position: fixed;
    margin: 50px 0 0 45%;
    z-index: 100000;
    background-color: white;
    padding: 30px;
    border: 1px solid rgb(0, 103, 112);
    border-radius: 4px;
    -webkit-box-shadow: 0px 0px 34px 9px rgba(62,68,94,0.16);
    -moz-box-shadow: 0px 0px 34px 9px rgba(62,68,94,0.16);
    box-shadow: 0px 0px 34px 9px rgba(62,68,94,0.16);
    display: none;
}
.lds-dual-ring:after {
    content: " ";
    display: block;
    width: 50px;
    height: 50px;
    /*margin: 8px;*/
    border-radius: 50%;
    border: 6px solid #006770;
    border-color: #006770 transparent #006770 transparent;
    animation: lds-dual-ring 1.2s linear infinite;
}
@keyframes lds-dual-ring {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}
/****/
.loading{
    opacity: 0.5;

}
.loading:after {
    content: " ";
    display: block;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 6px solid #006770;
    border-color: #006770 transparent #006770 transparent;
    animation: lds-dual-ring 1.2s linear infinite;
    margin: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}