.demo{ background: #d33d3d; }

.loader{
    width: 150px;
    height: 150px;
    margin: 0 auto;
    overflow: hidden;
    position: relative;
}

.loader .loader-inner{
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #f4f203;
    margin: 0 auto;
    color: #f4f203;
    position: relative;
    top: 45%;
    transform: translateZ(0);
    animation: loading-1 1.3s infinite linear;
}

.loader .loader-inner:before{
    content: "";
    width: 20px;
    height: 2px;
    background: #f4f203;
    position: absolute;
    top: 4px;
    left: -5px;
}

.loader .loader-inner:after{
    content: "";
    position: absolute;
    width: 2px;
    height: 20px;
    background: #f4f203;
    top: -50%;
    left: 4px;
}

@keyframes loading-1{
    0%,100%{
        box-shadow: 0 0 0 0, 0 0 0 0, 0 0 0 0, 0 0 0 0 ;
        transform: rotate(0deg);
    }
    30%{
        box-shadow: 20px 0 0 0, 0 20px 0 0, -20px 0 0 0, 0 -20px 0 0, 15px -15px 0 0, -15px 15px 0 0, -15px -15px 0 0, 15px 15px 0 0;
    }
    60%{
        box-shadow: 30px 0 0 0, 0 30px 0 0, -30px 0 0 0, 0 -30px 0 0, 8px -8px 0 0, -8px 8px 0 0, -8px -8px 0 0, 8px 8px 0 0;
    }
    100%{
        transform: rotate(360deg);
    }
}