How to plot bars as one area when having many bars?


I wanted to make a bar chart with many bars on the chart. When zoomed out the individual bar gets too small and is not really visible anymore. On the plotly chart-studio it is shown different, which is why I wondered how I can too reproduce a bar chart like that:

On my Jupyter Notebook it looks like this:

Would be glad if somebody knows how to plot the bars like in plotly chart-studio.