.bar-loading-wrap{
    display: flex;
    align-items: center;
    flex-flow: column;
    justify-content: center;
    text-align: center;
    background-color: #ffffff;
    height:100%;
    width:100%;
}
.bar-loader {
    height: 0.1rem;
    width: 75%;
    position: relative;
    overflow: hidden;
    background-color: transparent;
    padding: 0.2rem 0;
}
.bar-loader:before{
    display: block;
    position: absolute;
    content: "";
    left: -2rem;
    width: 2rem;
    height: 0.08rem;
    background-color: #DEE1E5;
    border-top: none;
    border-bottom: none;
    -webkit-animation: 2s linear infinite bar;
    animation: 2s linear infinite bar;
}

@keyframes bar {
    0% {
        width:30%;
    }

    40%{
        width:30%;
        left:30%;
    }

    50%{
        left: 40%;
        width:50%;
    }

    70%{
        width:70%;
        left:50%;
    }

    85%{
        width:100%;
        left: 60%;
    }

    100% {
        width:100%;
        left: 100%;
    }
}