.solar-system {
    position: relative;
    width: 500px;
    height: 500px;
    /*margin: auto;*/
    overflow: hidden;
    /*background-color: pink;*/
}

.orbit {
    border: 1px dashed #666;
}

#sun,
.orbit,
.orbit + div,
.orbit + div > div {
    position: absolute;
}

#sun,
.orbit,
.orbit + div {
    top: 50%;
    left: 50%;
}

.orbit + div > div {
    top: 0;
    left: 50%;
}

.orbit,
.orbit + div div,
#earth {
    border-radius: 50%;
}

#sun {
    /* Positions the top-left corner of the image to be *
      /* in the middle of the box */
    height: 200px;
    width: 200px;
    background-color: #fae20a;
    margin-top: -100px;
    margin-left: -100px;
    border-radius: 50%;
    box-shadow: 0 0 50px orange;
}

#earth {
    position: absolute;
    top: 0;
    left: 50%;
    height: 40px;
    width: 40px;
    margin-left: -20px;
    margin-top: -20px;
    border-radius: 50%;
    box-shadow: 0 0 34px #3a4385;
}

.earth-orbit,
.earth-spin {
    width: 300px;
    height: 300px;
    margin-left: -150px;
    margin-top: -150px;
}

@keyframes spin-right {
    100% {
        transform: rotate(360deg);
    }
}

.earth-spin {
    animation: spin-right 10s linear infinite;
}

.distance-counter {
    text-align: center;
    position: absolute;
    bottom: 20px;
    width: 100%;
    /*left: 50%;*/
    /*transform: translateX(-50%);*/
    color: #f0f0f0;
    font-size: 15px;
}