.flex-container{
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: row;
}

#pie {
    height: 350px;
    width: 500px;
    margin: 20px;
}

.palette-container{
    float: left;
}

.palette-item{
    width: 40px;
    height: 40px;
}

.options {
    padding: 20px;
    background-color: rgba(191, 191, 191, 0.15);
    margin-top: 20px;
}

.caption {
    font-size: 18px;
    font-weight: 500;
}

.option {
    display: inline-block;
    margin-right: 70px;
    margin-top: 5px;
}

.option > span {
   margin: 0 10px 0 0;
}

.option > .dx-widget {
    display: inline-block;
    vertical-align: middle;
}