.overlay
{
    position: fixed;
    left:0px;
    top:0px;
    background-color: rgba(0, 0, 0, 0.5);
    width:100%;
    height:100%;
    display: none;

}

.popup
{
    margin: 20% auto;
    width: 50%;
    height: 150px;
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.5);
    padding: 1em;
}

.popup h2
{
    margin-bottom:30px;
}

.transferBytes
{
    text-align: right;
}
.vitesseBytes
{
    text-align: right;
}