.rui-loadingMask {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 9999;

    margin: -16px 0 0 -16px;
    width: 20px;
    height: 20px;
}

.rui-loadingMask-hidden {
    display: none;
}


.rui-loadingMask-dot {
    position: relative;
    display: inline-block;
    font-size: 20px;
    width: 20px;
    height: 20px;
}

.rui-loadingMask-dot-spin {
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
    -webkit-animation: antRotate 1.2s infinite linear;
    animation: antRotate 1.2s infinite linear;
}

.rui-loadingMask-dot i {
    position: absolute;
    display: block;
    width: 9px;
    height: 9px;
    background-color: #1890ff;
    border-radius: 100%;
    -webkit-transform: scale(0.75);
    -ms-transform: scale(0.75);
    transform: scale(0.75);
    -webkit-transform-origin: 50% 50%;
    -ms-transform-origin: 50% 50%;
    transform-origin: 50% 50%;
    opacity: 0.3;
    -webkit-animation: antSpinMove 1s infinite linear alternate;
    animation: antSpinMove 1s infinite linear alternate;
}

.rui-loadingMask-dot i:nth-child(1) {
    top: 0;
    left: 0;
}

.rui-loadingMask-dot i:nth-child(2) {
    top: 0;
    right: 0;
    -webkit-animation-delay: 0.4s;
    animation-delay: 0.4s;
}

.rui-loadingMask-dot i:nth-child(3) {
    right: 0;
    bottom: 0;
    -webkit-animation-delay: 0.8s;
    animation-delay: 0.8s;
}

.rui-loadingMask-dot i:nth-child(4) {
    bottom: 0;
    left: 0;
    -webkit-animation-delay: 1.2s;
    animation-delay: 1.2s;
}

span{
    cursor:pointer;
}