#loader {
    /* Uncomment this to make it run! */
    /*
     animation: loader 5s linear infinite; 
  */

    position: absolute;
    top: calc(50%);
    left: calc(50% );
    width: 300px;
}

@keyframes loader {
    0% {
        left: -100px
    }

    100% {
        left: 100%;
    }
}

#box {
    width: 100px;
    height: 100px;
    background: #0d6663;
    animation: animate .5s linear infinite;
    position: absolute;
    top: 0;
    left: 0;
    border-radius: 5px;
}

@keyframes animate {
    17% {
        border-bottom-right-radius: 3px;
    }

    25% {
        transform: translateY(9px) rotate(22.5deg);
    }

    50% {
        transform: translateY(18px) scale(1,.9) rotate(45deg);
        border-bottom-right-radius: 40px;
    }

    75% {
        transform: translateY(9px) rotate(67.5deg);
    }

    100% {
        transform: translateY(0) rotate(90deg);
    }
}


#shadow {
    width: 100px;
    height: 5px;
    background: #000;
    opacity: 0.1;
    position: absolute;
    top: 120px;
    left: 0;
    border-radius: 50%;
    animation: shadow .5s linear infinite;
}

@keyframes shadow {
    50% {
        transform: scale(1.2,1);
    }
}