body {
    height: 1200px;
}

.tooltip {
    min-width: 250px;
    max-width: 500px;
}

    .tooltip .tooltip-inner {
        min-width: 250px;
        max-width: 500px;
        min-height: 100px;
        text-align: left;
    }

.container-viewport {
    position: absolute;
    top: 100px;
    right: 250px;
    left: 250px;
    height: 300px;
    background-color: #eee;
}

.btn-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
}