chore: add explanation text & styling, move to website folder (#3)

.dockerignore

@@ -0,0 +1,6 @@
+node_modules
+npm-debug.log
+.DS_Store
+.git
+coverage
+.env

website/css/style.css

@@ -0,0 +1,182 @@
+* {
+    box-sizing: border-box;
+    margin: 0;
+    padding: 0;
+}
+
+body {
+    font-family: 'Arial', sans-serif;
+    background-color: #f4f4f9;
+    color: #333;
+    line-height: 1.6;
+    padding: 20px;
+}
+
+.container {
+    max-width: 800px;
+    margin: 0 auto;
+    padding: 20px;
+    background-color: #fff;
+    border-radius: 10px;
+    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
+}
+
+/* Header Styling */
+header {
+    margin-bottom: 20px;
+    text-align: center;
+}
+
+h1 {
+    color: #444;
+    font-size: 2em;
+    font-weight: 700;
+    margin-bottom: 10px;
+}
+
+h4 {
+    font-size: 1.3em;
+    color: #007bff; /* Consistent color for sub-headings */
+    margin-bottom: 8px;
+}
+
+p {
+    margin-bottom: 15px;
+    color: #555;
+}
+
+/* Consistent styling for sections before the tool */
+section {
+    margin-bottom: 20px;
+}
+
+h5 {
+    font-size: 1.2em;
+    color: #007bff; /* Same color for headings */
+    margin-bottom: 8px;
+}
+
+ul {
+    margin-left: 20px; /* Adjust indentation for consistency */
+    margin-bottom: 15px;
+}
+
+li {
+    margin-bottom: 8px;
+    color: #555;
+}
+
+a {
+    color: #0056b3;
+    text-decoration: none;
+}
+
+a:hover {
+    text-decoration: underline;
+}
+
+/* Code formatting for inline and block code */
+code,
+.inline-code {
+    background-color: #f9f9f9;
+    padding: 0.1em 0.3em;
+    border-radius: 3px;
+    font-family: "Consolas", "Monaco", "Andale Mono", "Ubuntu Mono", monospace;
+    font-size: 0.95em;
+}
+
+.inline-code {
+    display: inline;
+    padding: 0;
+    /* Keep it small and inline */
+}
+
+/* Form fields styling */
+select,
+textarea {
+    width: 100%;
+    padding: 12px;
+    border: 1px solid #ddd;
+    border-radius: 6px;
+    font-size: 16px;
+    margin-bottom: 20px;
+    transition: all 0.3s ease;
+    background-color: #f9f9f9;
+}
+
+textarea,
+pre {
+    width: 100%;
+    height: 250px;
+    padding: 12px;
+    border: 1px solid #ddd;
+    border-radius: 6px;
+    font-family: "Consolas", "Monaco", "Andale Mono", "Ubuntu Mono", monospace;
+    background-color: #f9f9f9;
+    resize: vertical;
+}
+
+pre {
+    white-space: pre-wrap;
+    word-wrap: break-word;
+    overflow-x: auto;
+}
+
+select:focus,
+textarea:focus {
+    border-color: #007bff;
+    box-shadow: 0 0 5px rgba(0, 123, 255, 0.5);
+    outline: none;
+}
+
+/* Output group styles */
+.output-group {
+    position: relative;
+    margin-top: 20px;
+}
+
+.output-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+}
+
+/* Button Styling */
+button {
+    background-color: #007bff;
+    color: white;
+    border: none;
+    padding: 12px 25px;
+    border-radius: 6px;
+    cursor: pointer;
+    font-size: 16px;
+    margin-left: 10px;
+    transition: background-color 0.3s ease, transform 0.2s ease;
+}
+
+button:hover {
+    background-color: #0056b3;
+    transform: translateY(-2px);
+}
+
+#copy-btn.copied {
+    background-color: #28a745;
+}
+
+/* Footer styling */
+footer {
+    text-align: center;
+    margin-top: 40px;
+    font-size: 0.9em;
+    color: #666;
+}
+
+code {
+    display: block;
+    padding: 0;
+}
+
+button:focus {
+    outline: none;
+    box-shadow: 0 0 5px rgba(0, 123, 255, 0.5);
+}