midnight.css in codemirror-rails-5.5

- old
+ new

@@ -13,11 +13,11 @@
 }
 
 .cm-s-midnight.CodeMirror {border-top: 1px solid black; border-bottom: 1px solid black;}
 
 .cm-s-midnight div.CodeMirror-selected {background: #314D67 !important;}
-.cm-s-midnight.CodeMirror ::selection { background: rgba(49, 77, 103, .99); }
-.cm-s-midnight.CodeMirror ::-moz-selection { background: rgba(49, 77, 103, .99); }
+.cm-s-midnight .CodeMirror-line::selection, .cm-s-midnight .CodeMirror-line > span::selection, .cm-s-midnight .CodeMirror-line > span > span::selection { background: rgba(49, 77, 103, .99); }
+.cm-s-midnight .CodeMirror-line::-moz-selection, .cm-s-midnight .CodeMirror-line > span::-moz-selection, .cm-s-midnight .CodeMirror-line > span > span::-moz-selection { background: rgba(49, 77, 103, .99); }
 .cm-s-midnight .CodeMirror-gutters {background: #0F192A; border-right: 1px solid;}
 .cm-s-midnight .CodeMirror-guttermarker { color: white; }
 .cm-s-midnight .CodeMirror-guttermarker-subtle { color: #d0d0d0; }
 .cm-s-midnight .CodeMirror-linenumber {color: #D0D0D0;}
 .cm-s-midnight .CodeMirror-cursor {