.page-middle {

    max-width: 1540px;

    min-width: 1540px;

}



.graph-bg {

    min-width: 1520px;

    border-radius: 4px;

    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.2), 0 2px 2px rgba(0, 0, 0, 0.14), 0 3px 1px -2px rgba(0, 0, 0, 0.12);

}



.io-chart {

    width: 350px;

    height: 225px;

    margin: 5px 8px 5px 8px;

    float: left;

    display: inline;

    flex-flow: row wrap;

}



.popup-chart {

    width: 700px;

    height: 450px;

    margin: 30px 0 0 -15px;

    float: left;

    display: inline;

    flex-flow: row wrap;

}