style: 缩小实训底部操作按钮

src/assets/styles/student-training.scss

@@ -1,8 +1,8 @@
 .student-training-shell {
   --student-step-height: 46px;
   --student-step-font: 14px;
-  --student-action-height: 64px;
+  --student-action-height: 52px;
-  --student-action-font: 24px;
+  --student-action-font: 20px;
   --student-upload-height: 40px;
   --student-upload-font: 14px;
   --student-aux-height: 42px;
@@ -290,11 +290,11 @@
   display: inline-flex !important;
   align-items: center !important;
   justify-content: center !important;
-  min-width: 172px !important;
+  min-width: 144px !important;
   width: auto !important;
   height: var(--student-action-height) !important;
   min-height: var(--student-action-height) !important;
-  padding: 0 28px !important;
+  padding: 0 20px !important;
   border: 1px solid #2c83aa !important;
   border-radius: var(--student-radius-sm) !important;
   color: #dff7ff !important;