.loader{
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000000;
    /*transition: opacity 0.3s linear;*/
    z-index: 9999;
}

.loader svg{
    width: 100px;
    height: 100px;
    margin: 20px;
    display:inline-block;
    color: #ffffff;
}