improved style

Signed-off-by: zhangtianli2006 <49156174+zhangtianli2006@users.noreply.github.com>

Author: ZTL-UwU

src/components/problem/list.vue

@@ -42,7 +42,7 @@
                 v-model="showTags"
                 active-color="#13ce66"
                 inactive-color="#ff4949"
-                style="margin-top: 17px;"
+                style="margin-top: 18px;"
               />
             </el-col>
           </el-row>