import arcpy

mxd = arcpy.mapping.MapDocument("CURRENT")
df = arcpy.mapping.ListDataFrames(mxd, '')[0] # Chooses the first dataframe

destPath = "N:/VisualStudio/Projects/GISSE/Output"

for lyr in arcpy.mapping.ListLayers(mxd, '', df):
    arcpy.FeatureClassToFeatureClass_conversion(lyr, destPath, "{}.shp".format(lyr), "", "", "")