OK much

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 */
 }