.signal {
    animation: rotate 1500ms infinite cubic-bezier(0.445, 0.050, 0.550, 0.950);
    border: 4px solid #fff;
    border-right-color: transparent;
    border-radius: 50%;
    top: 50%;
    width: 50px;
    height: 50px;
    left: calc(50% - 30px);
    transform: translate(-50%, -50%);
    position: absolute;
}

@keyframes rotate {
    0%    {  transform: rotate(0deg); }
    100%  {  transform: rotate(360deg); }
}

.contenier-loading {
    position: fixed;
    width: 100%;
    height: 100%;
    /* left: 50%; */
    /* top: 50%; */
    background: #eee;
    z-index: 99999;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    text-align: center;
}

.element-loading {
    position: absolute!important;
}