#spDiv {
    width: 80%;

    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;

    margin-bottom: 40px;
}

#spDiv span {
    width: 60px;
    height: 60px;
    margin: 5px;

    border-radius: 50%;

    display: inline-flex;
    justify-content: center;
    align-items: center;

    font-weight: bold;
}

.sp0 {
    background-color: gray;
    color: white;
}
.sp1 {
    background-color: blue;
    color: white;
}
.sp2 {
    background-color: red;
    color: white;
}
.sp3 {
    background-color: orange;
    color: white;
}
.sp4 {
    background-color: green;
    color: white;
}
.spplus {
    color: black;
    font-size: 30px;
}

#content {
    height: 600px;
    margin: 0px 10px;
    padding: 5px;

    background-color: white;

    display: flex;
    border-radius: 8px;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);

}