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Html/static/css/dashboard.css

@@ -9,7 +9,6 @@
 body {
     font-family: 'Arial', sans-serif;
     background-color: #f5f5f5;
-    padding: 20px;
 }
 
 /* 页眉导航栏 */
@@ -18,7 +17,6 @@ body {
     justify-content: space-between;
     align-items: center;
     background-color: #2575fc;
-    padding: 10px 30px;
     color: white;
     border-radius: 10px;
     margin-bottom: 30px;
@@ -74,14 +72,27 @@ body {
 .course-card {
     width: 300px;
     height: 500px;
+    display: flex;
+    flex-direction: column;
     background-color: white;
     border-radius: 15px;
     box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
     overflow: hidden;
-    position: relative;
     transition: transform 0.3s;
 }
 
+.select-button {
+    display: block;
+    width: 100%;
+    padding: 10px;
+    background-color: #2575fc;
+    color: white;
+    border: none;
+    cursor: pointer;
+    font-size: 16px;
+    margin-top: auto; /* 将按钮推到父元素的底部 */
+}
+
 .course-card:hover {
     transform: translateY(-10px); /* 提升效果 */
 }

Html/static/css/index.css

@@ -1,38 +1,4 @@
-/* 页眉导航栏 */
-.navbar {
-    display: flex;
-    justify-content: space-between;
-    align-items: center;
-    background-color: #2575fc;
-    padding: 10px 30px;
-    color: white;
-    border-radius: 10px;
-    margin-bottom: 30px;
-}
 
-.navbar .logo h1 {
-    font-size: 24px;
-    font-weight: bold;
-}
-
-.navbar-links a {
-    color: white;
-    text-decoration: none;
-    margin: 0 15px;
-    font-size: 16px;
-    transition: color 0.3s;
-}
-
-.navbar-links a:hover {
-    color: #f1c40f;
-}
-
-.navbar .avatar img {
-    width: 40px;
-    height: 40px;
-    border-radius: 50%;
-    border: 2px solid white;
-}
 /* General reset */
 * {
     margin: 0;
@@ -42,12 +8,23 @@
 
 
 /* Body & Page Background */
+
 body {
+    display: flex;
     font-family: 'Arial', sans-serif;
     background-color: #f5f5f5;
-    padding: 20px;
+    flex-direction: column;
+    min-height: 100vh;
+    margin: 0;
+}
+main {
+    flex: 1;
+}
+footer {
+    background-color: #f8f9fa;
+    text-align: center;
+    padding: 10px 0;
 }
-
 /* Header styles */
 header {
     background-color: #2575fc;
@@ -105,14 +82,31 @@ main {
 
 .course-card {
     background-color: white;
+    display: flex;
+    flex-direction: column;
     border-radius: 8px;
     width: 300px;
     height: 400px;
     box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
     overflow: hidden;
     transition: transform 0.3s ease;
+    margin: 0px;
 }
 
+.select-button {
+    display: block;
+    width: 100%;
+    padding: 10px;
+    background-color: #2575fc;
+    color: white;
+    border: none;
+    cursor: pointer;
+    font-size: 16px;
+    margin-top: auto; /* 将按钮推到父元素的底部 */
+}
+.course-card:hover {
+    transform: translateY(-10px); /* 提升效果 */
+}
 .course-card img {
     width: 100%;
     height: 261px;
@@ -131,19 +125,22 @@ main {
     color: #555;
 }
 
-.select-button {
+
+.select-button:hover {
+    background-color: #113c86;
+}
+
+.selected-button {
     display: block;
     width: 100%;
     padding: 10px;
-    background-color: #2575fc;
+    background-color: #8a8b8c;
     color: white;
     border: none;
     cursor: pointer;
     font-size: 16px;
-}
-
-.select-button:hover {
-    background-color: #113c86;
+    cursor: not-allowed;
+    margin-top: auto; /* 将按钮推到父元素的底部 */
 }
 
 /* Footer styles */