.Loading_main {
    width: 100%;
    height: auto;
}

 

.loading {
    width: 80px;
    height: 40px;
    margin: 0 auto;
    margin-top: 100px;
}

.loading span {
    display: inline-block;
    width: 8px;
    height: 100%;
    border-radius: 4px;
    background: lightgreen;
    -webkit-animation: load 1.04s ease infinite;
}

@-webkit-keyframes load {
    0%,100% {
        height: 40px;
        background: lightgreen;
    }

    50% {
        height: 60px;
        margin-top: -20px;
        background: lightblue;
    }
}

.loading span:nth-child(2) {
    -webkit-animation-delay: 0.13s;
}

.loading span:nth-child(3) {
    -webkit-animation-delay: 0.26s;
}

.loading span:nth-child(4) {
    -webkit-animation-delay: 0.39s;
}

.loading span:nth-child(5) {
    -webkit-animation-delay: 0.52s;
}