How to plot charts horizontally

I’d like to show 2 charts horizontally, but looks the figure 2 overlay on figure 1. Looking forward to help. Thanks

col1, col2 = st.beta_columns(2)
col1.plotly_chart(fig_SHour,use_column_width=True)
col2.plotly_chart(fig_EHour,use_column_width=True)