fix ui.

src/oj/problem/components/ProblemContent.vue

@@ -184,6 +184,10 @@ function type(status: ProblemStatus) {
   margin-bottom: 8px;
 }
 
+.problemContent > .content > p {
+  margin: 0;
+}
+
 .problemContent > .content > blockquote {
   border-left: 3px solid #bbbec4;
   padding-left: 10px;
@@ -251,4 +255,8 @@ function type(status: ProblemStatus) {
   border-radius: 3px;
   line-height: 1.5;
 }
+
+.problemContent > .content a {
+  color: #18a058;
+}
 </style>

src/oj/problem/components/ProblemSubmission.vue

@@ -21,7 +21,7 @@ const columns: DataTableColumn<Submission>[] = [
     render: (row) =>
       parseTime(
         row.create_time,
-        isDesktop ? "YYYY-MM-DD hh:mm:ss" : "M-D hh:mm"
+        isDesktop ? "YYYY-MM-DD HH:mm:ss" : "M-D hh:mm"
       ),
   },
   {