Update pages/excel_Files.py

pages/excel_Files.py

@@ -28,27 +28,27 @@ custom_css = """
 
 # Inject the CSS into the app
 st.markdown(custom_css, unsafe_allow_html=True)
-st.markdown("<h2 style='text-align: center; color: Black;'>📈What is Excel</h2>", unsafe_allow_html=True)
+st.markdown("<h2 style='text-align: left; color: Black;'>📈What is Excel</h2>", unsafe_allow_html=True)
 st.markdown(
     "<p style='font-size: 16px; color: White; font-style: italic;'>"
     "Excel is a popular tool for data management and analysis, commonly used to organize datasets that can then be used for machine learning tasks. For machine learning, Excel often serves as an initial data source before the data is preprocessed and fed into ML algorithms for tasks such as classification, regression, clustering, etc."
     "</p>", 
     unsafe_allow_html=True
 )
-st.markdown("<h2 style='text-align: center; color: Black;'>📈How to read Excel files</h2>", unsafe_allow_html=True)
+st.markdown("<h2 style='text-align: left; color: Black;'>📈How to read Excel files</h2>", unsafe_allow_html=True)
 st.markdown(
     "<p style='font-size: 16px; color: White; font-style: italic;'>"
     "Excel files can be read in various programming languages like Python (pandas), Matlab, R, and Microsoft Excel application."
     "</p>", 
     unsafe_allow_html=True
 )
-st.markdown("<h2 style='text-align: center; color: Black;'>📈Issues encountered when handling these files</h2>", unsafe_allow_html=True)
+st.markdown("<h2 style='text-align: left; color: Black;'>📈Issues encountered when handling these files</h2>", unsafe_allow_html=True)
 st.markdown("1. Corrupted Files")
 st.markdown("2. Inconsistent Data Types")
 st.markdown("3. Missing or Null Values")
 st.markdown("4. Large File Size")
 
-st.markdown("<h2 style='text-align: center; color: Black;'>📈How to overcome these errors/issues.</h2>", unsafe_allow_html=True)
+st.markdown("<h2 style='text-align: left; color: Black;'>📈How to overcome these errors/issues.</h2>", unsafe_allow_html=True)
 st.markdown("<h3 style='text-align: left; color: Black;'>📈Corrupted Files</h3>", unsafe_allow_html=True)
 st.markdown(
      "<p style='font-size: 16px; color: White; font-style: italic;'>"
@@ -56,10 +56,26 @@ st.markdown(
     "</p>",
     unsafe_allow_html=True
 )
-st.markdown("<h3 style='text-align: left; color: Black;'>📈Inconsistent Data Types</h3>", unsafe_allow_html=True)    
+st.markdown("<h3 style='text-align: left; color: Black;'>📈Inconsistent Data </h3>", unsafe_allow_html=True)    
 st.markdown(
      "<p style='font-size: 16px; color: White; font-style: italic;'>"
     "Preprocess the data by explicitly converting columns to the correct data type using pandas (e.g., pd.to_numeric() for numeric data). Use Excel’s Data Validation feature to ensure consistent data entry."
     "</p>",
     unsafe_allow_html=True
 )
+st.markdown("<h3 style='text-align: left; color: Black;'>📈Null Values</h3>", unsafe_allow_html=True)    
+st.markdown(
+     "<p style='font-size: 16px; color: White; font-style: italic;'>"
+    "Many Excel files contain missing or blank cells, which can interfere with analysis or cause errors during processing."
+    "</p>",
+    unsafe_allow_html=True
+)
+st.markdown("<h3 style='text-align: left; color: Black;'>📈Large File Size</h3>", unsafe_allow_html=True)    
+st.markdown(
+     "<p style='font-size: 16px; color: White; font-style: italic;'>"
+    "Large Excel files with many rows and columns can cause performance issues, especially when reading them into memory with tools like Python."
+    "</p>",
+    unsafe_allow_html=True
+)
+
+