Update app.py

app.py

@@ -1,58 +1,21 @@
 import streamlit as st
-import streamlit.components.v1 as components
 
 # Define subjects and file paths
 subjects = {
     "Architecture": "architecture.md",
     "Data Structures": "DS.md",
-    "Operating Systems": "os.md",
+    "Operating Systems": "advanceos.md",
     "Mathematics": "maths.md",
     "C++": "cplusplus.md"
 }
 
-# Create custom HTML for navbar
-nav_html = """
-    <style>
-    .navbar {
-        overflow: hidden;
-        background-color: #333;
-        position: fixed;
-        top: 0;
-        width: 100%;
-        z-index: 100;
-        display: flex;
-        justify-content: space-around;
-    }
-    .navbar a {
-        float: left;
-        display: block;
-        color: #f2f2f2;
-        text-align: center;
-        padding: 14px 16px;
-        text-decoration: none;
-        font-size: 17px;
-    }
-    .navbar a:hover {
-        background-color: #ddd;
-        color: black;
-    }
-    </style>
-    <div class="navbar">
-"""
-for subject in subjects.keys():
-    nav_html += f'<a href="/?nav={subject}">{subject}</a>'
-nav_html += "</div><br><br><br>"
+# Display the navbar at the top
+st.title("Course Syllabus")
+subject = st.radio("Select a subject:", list(subjects.keys()), horizontal=True)
 
-# Display the navbar
-st.markdown(nav_html, unsafe_allow_html=True)
+# Load and display content based on selection
+with open(subjects[subject], "r") as file:
+    syllabus_content = file.read()
 
-# Get selected subject from query params
-subject = st.query_params.get("nav", ["Architecture"])[0]
-
-# Load and display content
-if subject in subjects:
-    with open(subjects[subject], "r") as file:
-        syllabus_content = file.read()
-    st.markdown(syllabus_content, unsafe_allow_html=True)
-else:
-    st.write("Select a subject from the navbar.")
+# Render the content
+st.markdown(syllabus_content, unsafe_allow_html=True)