No longer use unsafe for weird CSS selector

src/main/kotlin/moe/kageru/kodeshare/pages/Css.kt

@@ -24,6 +24,9 @@ object Css {
         rule("html, body, form") {
             height = (100 - ceil(bodyPadding.toDouble() / 8)).pct
         }
+        not(textarea.tagName) {
+            transition(duration = 400.ms)
+        }
         body {
             fontFamily = "Hack, Fira Code, Noto Mono, monospace"
             fontSize = 13.pt

src/main/kotlin/moe/kageru/kodeshare/pages/Homepage.kt

@@ -8,8 +8,8 @@ object Homepage {
     val content = HtmlContent(HttpStatusCode.OK) {
         head {
             link(rel = "stylesheet", href = "/style.css", type = "text/css")
-            unsafe {
+            meta(content = "Kodeshare – a FOSS pastebin alternative") {
-                +"<style>:not(textarea){transition-duration: 400ms;}</style>"
+                attributes["property"] = "og:title"
             }
         }
         body {