* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
.container {
    height: 100vh;
    width: 100vw;
    background: #1D1F20;
    display: flex;
    align-items: center;
    justify-content: center;
}
.loader {
    height: 50px;
    width: 50px;
    animation: rotate 1s infinite;
}
.loader:before,
.loader:after {  
    height: 20px;
    width: 20px; 
    border-radius: 50%;
    content: '';
    display: block;
}
.loader:before {
    animation: ball1 1s infinite;  
    background-color: #cb2025;
    box-shadow: 30px 0 0 #f8b334;
    margin-bottom: 10px;
}
.loader:after {
    animation: ball2 1s infinite; 
    background-color: #00a096;
    box-shadow: 30px 0 0 #97bf0d;
}

@keyframes rotate {
    0% { 
        -webkit-transform: rotate(0deg) scale(0.8); 
        -moz-transform: rotate(0deg) scale(0.8);
    }
    50% { 
        -webkit-transform: rotate(360deg) scale(1.2); 
        -moz-transform: rotate(360deg) scale(1.2);
    }
    100% { 
        -webkit-transform: rotate(720deg) scale(0.8); 
        -moz-transform: rotate(720deg) scale(0.8);
    }
}

@keyframes ball1 {
    0% {
        box-shadow: 30px 0 0 #f8b334;
    }
    50% {
        box-shadow: 0 0 0 #f8b334;
        margin-bottom: 0;
        -webkit-transform: translate(15px,15px);
        -moz-transform: translate(15px, 15px);
    }
    100% {
        box-shadow: 30px 0 0 #f8b334;
        margin-bottom: 10px;
    }
}

@keyframes ball2 {
    0% {
        box-shadow: 30px 0 0 #97bf0d;
    }
    50% {
        box-shadow: 0 0 0 #97bf0d;
        margin-top: -20px;
        -webkit-transform: translate(15px,15px);
        -moz-transform: translate(15px, 15px);
    }
    100% {
        box-shadow: 30px 0 0 #97bf0d;
        margin-top: 0;
    }
}