fix: bugs in general

static/css/upload.css

@@ -775,7 +775,7 @@ body.fit-window .desktop-wrap {
     font-family: 'MonoCraft', 'PixelOperatorMono', 'Courier New', monospace;
     font-size: 13px;
     line-height: 16px;
-    white-space: pre;
+    white-space: pre-wrap;
 }
 
 .terminal-box::after {
@@ -910,10 +910,12 @@ body.fit-window .desktop-wrap {
 .popup-body li { margin: 0 0 4px; }
 .popup-body .code-block {
     margin: 6px 0 10px;
-    padding: 8px;
     width: 100%;
+    max-width: 100%;
     display: block;
     overflow: auto;
+    overscroll-behavior: contain;
+    padding: 8px;
     color: #00ff66;
     background: #000000;
     border: 0;
@@ -921,7 +923,10 @@ body.fit-window .desktop-wrap {
     font-size: 12px;
     line-height: 15px;
     white-space: pre;
+    user-select: text;
+    -webkit-user-select: text;
     box-sizing: border-box;
+    contain: layout paint;
 }
 
 .popup-window.is-about-popup .popup-body {
@@ -1064,13 +1069,18 @@ body.fit-window .desktop-wrap {
 
 .popup-body .code-block {
     user-select: text;
+    -webkit-user-select: text;
     cursor: text;
-    padding-bottom: 22px;
 }
 
-.popup-body .code-block::after {
-    content: "\A";
-    white-space: pre;
+.popup-body .code-block code {
+    display: inline-block;
+    min-width: 100%;
+    color: inherit;
+    font: inherit;
+    white-space: inherit;
+    user-select: text;
+    -webkit-user-select: text;
 }
 
 .kbd {