some gitea border fixes

CSS/themes/gitea/gitea-base.css

@@ -302,6 +302,18 @@ b:hover,
     color: var(--text-hover);
     box-shadow: none;
 }
+.feeds .list ul li:not(:last-child) {
+    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
+}
+
+.ui.secondary.pointing.menu {
+    border-color: rgb(255 255 255 / 10%) !important;
+}
+
+.ui.repository.list .item:not(:first-child) {
+    border-top: 1px solid rgb(255 255 255 / 25%);
+
+}
 
 /* MODAL */
 .ui.basic.modal,
@@ -351,6 +363,9 @@ b:hover,
 .ui.menu.new-menu {
     background: rgb(0 0 0 / 25%);
 }
+.ui.menu.new-menu::after {
+    background: transparent;
+}
 
 @media only screen and (max-width: 1200px) {
     .ui.menu.new-menu:after {