diff --git a/imgs/screenshot.png b/imgs/screenshot.png
index 60958ea..3309653 100644
Binary files a/imgs/screenshot.png and b/imgs/screenshot.png differ
diff --git a/style/custom.css b/style/custom.css
deleted file mode 100644
index e4fbd4b..0000000
--- a/style/custom.css
+++ /dev/null
@@ -1,165 +0,0 @@
-/* Custom styles for the AI Conversation app */
-
-body {
-    font-family: 'Roboto', sans-serif;
-    background-color: #2d3748;
-    color: #2d3748;
-}
-
-.stApp {
-    max-width: 1200px;
-    margin: 20px auto;
-    background-color: black;
-    border-radius: 30px;
-    box-shadow: 0 20px 50px rgba(0,0,0,0.2);
-    padding: 30px;
-}
-
-.main-title {
-    color: #2c5282;
-    font-size: 2.5rem;
-    font-weight: 700;
-    text-align: center;
-    margin-bottom: 2rem;
-    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
-}
-
-.sidebar .stButton > button {
-    width: 100%;
-    border-radius: 20px;
-    border: none;
-    color: white;
-    background-color: #4299e1;
-    transition: all 0.3s ease;
-    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
-}
-
-.sidebar .stButton > button:hover {
-    background-color: #3182ce;
-    transform: translateY(-2px);
-    box-shadow: 0 4px 6px rgba(0,0,0,0.15);
-}
-
-.chat-message {
-    padding: 1.5rem;
-    border-radius: 20px;
-    margin-bottom: 1rem;
-    animation: fadeIn 0.5s ease-out;
-    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
-}
-
-.user-message {
-    background-color: #ebf4ff;
-}
-
-.assistant-message {
-    background-color: #e6fffa;
-}
-
-@keyframes fadeIn {
-    from { opacity: 0; transform: translateY(20px); }
-    to { opacity: 1; transform: translateY(0); }
-}
-
-.save-button {
-    background-color: #48bb78 !important;
-    color: white !important;
-    font-weight: 600;
-    padding: 0.5rem 1rem;
-    border-radius: 20px;
-    border: none;
-    transition: all 0.3s ease;
-    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
-}
-
-.save-button:hover {
-    background-color: #38a169 !important;
-    transform: translateY(-2px);
-    box-shadow: 0 4px 6px rgba(0,0,0,0.15);
-}
-
-.download-button {
-    background-color: #4c51bf !important;
-    color: white !important;
-    font-weight: 600;
-    padding: 0.5rem 1rem;
-    border-radius: 20px;
-    border: none;
-    transition: all 0.3s ease;
-    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
-}
-
-.download-button:hover {
-    background-color: #434190 !important;
-    transform: translateY(-2px);
-    box-shadow: 0 4px 6px rgba(0,0,0,0.15);
-}
-
-footer {
-    text-align: center;
-    margin-top: 50px;
-    color: #718096;
-}
-
-/* Additional styles for better harmony and rounded corners */
-.stTextInput > div > div > input {
-    border-radius: 20px;
-    border: 1px solid #e2e8f0;
-    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
-}
-
-.stTextArea > div > div > textarea {
-    border-radius: 15px;
-    border: 1px solid #e2e8f0;
-    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
-}
-
-.stSelectbox > div > div > div {
-    border-radius: 20px;
-    border: 1px solid #e2e8f0;
-    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
-}
-
-.stExpander {
-    border-radius: 15px;
-    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
-}
-
-/* Styles for sidebar */
-.sidebar .stSidebar {
-    background-color: #f0f4f8;
-    border-top-right-radius: 30px;
-    border-bottom-right-radius: 30px;
-    padding: 2rem;
-    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
-}
-
-/* Styles for main content area */
-.stApp > header {
-    background-color: transparent !important;
-}
-
-.stApp > header + div {
-    border-top-left-radius: 30px;
-    border-top-right-radius: 30px;
-    padding-top: 2rem;
-}
-
-/* Custom scrollbar for webkit browsers */
-::-webkit-scrollbar {
-    width: 10px;
-}
-
-::-webkit-scrollbar-track {
-    background: #f1f1f1;
-    border-radius: 5px;
-}
-
-::-webkit-scrollbar-thumb {
-    background: #888;
-    border-radius: 5px;
-}
-
-::-webkit-scrollbar-thumb:hover {
-    background: #555;
-}
\ No newline at end of file