diff --git a/css/bmi.css b/css/bmi.css
new file mode 100644
index 0000000..640a0fb
--- /dev/null
+++ b/css/bmi.css
@@ -0,0 +1,121 @@
+/* BMI Calculator Container */
+.bmi-container {
+    max-width: 600px;
+    margin: 60px auto;
+    padding: 40px;
+    background-color: #333; /* Dark gray background */
+    border-radius: 10px;
+    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
+    text-align: center;
+}
+
+.bmi-container h2 {
+    font-size: 30px;
+    font-weight: bold;
+    margin-bottom: 20px;
+    color: #f7f7f7;
+}
+
+.bmi-container p {
+    font-size: 16px;
+    color: #f7f7f7;
+    margin-bottom: 30px;
+}
+
+/* BMI Form Styles */
+.bmi-form {
+    display: flex;
+    flex-direction: column;
+    gap: 20px;
+}
+
+.bmi-form label {
+    color: #f7f7f7;
+    font-weight: bold;
+}
+
+.label {
+    color: #f7f7f7;
+    font-weight: bold;
+}
+
+.bmi-form input,
+.bmi-form textarea {
+    padding: 10px;
+    font-size: 16px;
+    border: none;
+    border-radius: 5px;
+    background-color: #444; /* Dark gray input background */
+    color: #f0f0f0; /* Light text */
+}
+
+.bmi-form input:focus,
+.bmi-form textarea:focus {
+    outline: none;
+    background-color: #555; /* Slightly lighter on focus */
+}
+
+textarea {
+    resize: none;
+ }
+/* Calculate Button */
+.bmi-form button {
+    padding: 12px 20px;
+    font-size: 16px;
+    font-weight: bold;
+    color: #fff;
+    background-color: #444; /* Dark button */
+    border: none;
+    border-radius: 30px;
+    cursor: pointer;
+    transition: background-color 0.3s ease;
+}
+
+.bmi-form button:hover {
+    background-color: #666; /* Lighter on hover */
+}
+
+/* Result Display */
+#result {
+    font-size: 16px;
+    color: #f7f7f7;
+    margin-top: 20px;
+}
+
+#bmi {
+    font-size: 16px;
+    padding: 8px;
+    border: none;
+    border-radius: 5px;
+    background-color: #444;
+    color: #f0f0f0;
+}
+
+/* Text Area for Expert Advice */
+#expert-opinion {
+    width: 100%;
+    font-size: 16px;
+    padding: 10px;
+    border: none;
+    border-radius: 5px;
+    background-color: #444;
+    color: #f0f0f0;
+}
+
+/* Print and Reload Buttons */
+.bmi-container button {
+    padding: 12px 20px;
+    font-size: 16px;
+    font-weight: bold;
+    color: #fff;
+    background-color: #444;
+    border: none;
+    border-radius: 30px;
+    cursor: pointer;
+    transition: background-color 0.3s ease;
+    margin: 10px;
+}
+
+.bmi-container button:hover {
+    background-color: #666;
+}
diff --git a/css/bmr.css b/css/bmr.css
new file mode 100644
index 0000000..1281de6
--- /dev/null
+++ b/css/bmr.css
@@ -0,0 +1,137 @@
+
+
+/* BMR Calculator Container */
+.bmr-container {
+    max-width: 600px;
+    margin: 60px auto;
+    padding: 40px;
+    background-color: #333; /* Dark gray background */
+    border-radius: 10px;
+    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
+    text-align: center;
+}
+
+.bmr-container h2 {
+    font-size: 30px;
+    font-weight: bold;
+    margin-bottom: 20px;
+    color: #f7f7f7;
+}
+
+.bmr-container p {
+    font-size: 16px;
+    color: #f7f7f7;
+    margin-bottom: 30px;
+}
+
+/* BMR Form Styles */
+#bmr-form {
+    display: flex;
+    flex-direction: column;
+    gap: 20px;
+}
+
+#bmr-form label {
+    color: #f7f7f7;
+    font-weight: bold;
+}
+
+#bmr-form input,
+#bmr-form select {
+    padding: 10px;
+    font-size: 16px;
+    border: none;
+    border-radius: 5px;
+    background-color: #444; /* Dark gray input background */
+    color: #f0f0f0; /* Light text */
+}
+
+#bmr-form input:focus,
+#bmr-form select:focus {
+    outline: none;
+    background-color: #555; /* Slightly lighter on focus */
+}
+
+/* Calculate Button */
+button {
+    padding: 12px 20px;
+    font-size: 16px;
+    font-weight: bold;
+    color: #fff;
+    background-color: #444; /* Dark button */
+    border: none;
+    border-radius: 30px;
+    cursor: pointer;
+    transition: background-color 0.3s ease;
+}
+
+button:hover {
+    background-color: #666; /* Lighter on hover */
+}
+
+/* Result Display */
+.result {
+    margin-top: 30px;
+    font-size: 20px;
+    color: #f7f7f7;
+    font-weight: bold;
+}
+
+/* Footer */
+footer {
+    background-color: white;
+    color: black;
+    padding: 40px 20px;
+    font-size: 14px;
+}
+
+.footer-container {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    max-width: 1000px;
+    margin: 0 auto;
+    gap: 30px;
+}
+
+/* Logo Section */
+.footer-logo {
+    text-align: center;
+    margin-bottom: 20px;
+}
+
+.footer-logo .logo-img {
+    width: 100px;
+    margin-bottom: 10px;
+}
+
+/* Links Section */
+.footer-links {
+    display: flex;
+    justify-content: space-between;
+    gap: 80px; /* Space between groups */
+    width: 100%;
+}
+
+.link-group {
+    display: flex;
+    flex-direction: column;
+    gap: 12px;
+    text-align: left;
+}
+
+.footer-links a {
+    color: black;
+    text-decoration: none;
+    font-size: 14px;
+    transition: color 0.3s ease;
+}
+
+.footer-links a:hover {
+    color: #ccc; /* Light gray */
+}
+
+footer p {
+    font-size: 12px;
+    color: #bbb;
+}
diff --git a/css/calorie.css b/css/calorie.css
new file mode 100644
index 0000000..c59d3a6
--- /dev/null
+++ b/css/calorie.css
@@ -0,0 +1,78 @@
+
+
+/* Calorie Calculator Container */
+.calorie-container {
+    max-width: 600px;
+    margin: 60px auto;
+    padding: 40px;
+    background-color: #333;
+    border-radius: 10px;
+    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
+    text-align: center;
+}
+
+.calorie-container h2 {
+    font-size: 30px;
+    font-weight: bold;
+    margin-bottom: 20px;
+    color: #f7f7f7;
+}
+
+.calorie-container p {
+    font-size: 16px;
+    color: #f7f7f7;
+    margin-bottom: 30px;
+}
+
+/* Form Styles */
+#calorie-form {
+    display: flex;
+    flex-direction: column;
+    gap: 20px;
+}
+
+#calorie-form label {
+    color: #f7f7f7;
+    font-weight: bold;
+}
+
+#calorie-form input,
+#calorie-form select {
+    padding: 10px;
+    font-size: 16px;
+    border: none;
+    border-radius: 5px;
+    background-color: #444;
+    color: #f0f0f0;
+}
+
+#calorie-form input:focus,
+#calorie-form select:focus {
+    outline: none;
+    background-color: #555;
+}
+
+/* Calculate Button */
+button {
+    padding: 12px 20px;
+    font-size: 16px;
+    font-weight: bold;
+    color: #fff;
+    background-color: #444;
+    border: none;
+    border-radius: 30px;
+    cursor: pointer;
+    transition: background-color 0.3s ease;
+}
+
+button:hover {
+    background-color: #666;
+}
+
+/* Result Display */
+.result {
+    margin-top: 30px;
+    font-size: 20px;
+    color: #f7f7f7;
+    font-weight: bold;
+}
diff --git a/css/protein.css b/css/protein.css
new file mode 100644
index 0000000..1948971
--- /dev/null
+++ b/css/protein.css
@@ -0,0 +1,77 @@
+
+/* Protein Calculator Container */
+.protein-container {
+    max-width: 600px;
+    margin: 60px auto;
+    padding: 40px;
+    background-color: #333;
+    border-radius: 10px;
+    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
+    text-align: center;
+}
+
+.protein-container h2 {
+    font-size: 30px;
+    font-weight: bold;
+    margin-bottom: 20px;
+    color: #f7f7f7;
+}
+
+.protein-container p {
+    font-size: 16px;
+    color: #f7f7f7;
+    margin-bottom: 30px;
+}
+
+/* Form Styles */
+#protein-form {
+    display: flex;
+    flex-direction: column;
+    gap: 20px;
+}
+
+#protein-form label {
+    color: #f7f7f7;
+    font-weight: bold;
+}
+
+#protein-form input,
+#protein-form select {
+    padding: 10px;
+    font-size: 16px;
+    border: none;
+    border-radius: 5px;
+    background-color: #444;
+    color: #f0f0f0;
+}
+
+#protein-form input:focus,
+#protein-form select:focus {
+    outline: none;
+    background-color: #555;
+}
+
+/* Calculate Button */
+button {
+    padding: 12px 20px;
+    font-size: 16px;
+    font-weight: bold;
+    color: #fff;
+    background-color: #444;
+    border: none;
+    border-radius: 30px;
+    cursor: pointer;
+    transition: background-color 0.3s ease;
+}
+
+button:hover {
+    background-color: #666;
+}
+
+/* Result Display */
+.result {
+    margin-top: 30px;
+    font-size: 20px;
+    color: #f7f7f7;
+    font-weight: bold;
+}
diff --git a/css/water.css b/css/water.css
new file mode 100644
index 0000000..d66f9d9
--- /dev/null
+++ b/css/water.css
@@ -0,0 +1,82 @@
+/* Water Intake Calculator Container */
+.calculator-container {
+    max-width: 600px;
+    margin: 60px auto;
+    padding: 40px;
+    background-color: #333; /* Dark background */
+    border-radius: 10px;
+    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
+    text-align: center;
+}
+
+/* Title Styling */
+.calculator-container h2 {
+    font-size: 30px;
+    font-weight: bold;
+    color: #f7f7f7;
+    margin-bottom: 20px;
+}
+
+/* Form Styling */
+.calculator-container form {
+    display: flex;
+    flex-direction: column;
+    gap: 20px;
+}
+
+.calculator-container label {
+    font-weight: bold;
+    color: #f7f7f7;
+}
+
+.calculator-container input[type="number"],
+.calculator-container select {
+    padding: 10px;
+    font-size: 16px;
+    border-radius: 5px;
+    border: none;
+    background-color: #444; /* Dark gray input background */
+    color: #f0f0f0;
+}
+
+.calculator-container input[type="number"]:focus,
+.calculator-container select:focus {
+    outline: none;
+    background-color: #555; /* Lighter on focus */
+}
+
+/* Buttons */
+.calculator-container button {
+    padding: 12px 20px;
+    font-size: 16px;
+    font-weight: bold;
+    color: #fff;
+    background-color: #444;
+    border: none;
+    border-radius: 30px;
+    cursor: pointer;
+    transition: background-color 0.3s ease;
+    margin: 10px 0;
+}
+
+.calculator-container button:hover {
+    background-color: #666;
+}
+
+/* Result Display */
+#result {
+    margin-top: 20px;
+    font-size: 16px;
+    color: #f7f7f7;
+}
+
+#result h3 {
+    font-size: 20px;
+    font-weight: bold;
+    margin-bottom: 10px;
+}
+
+#water-intake {
+    font-size: 18px;
+    color: #f0f0f0;
+}