diff --git a/styles/extensions/firefox-fix/manifest.json b/styles/extensions/firefox-fix/manifest.json
new file mode 100644
index 0000000..04ceae3
--- /dev/null
+++ b/styles/extensions/firefox-fix/manifest.json
@@ -0,0 +1,8 @@
+{
+  "name": "Temporary fix for issues caused by css in Firefox.",
+  "i18n": {
+    "zh_CN": "临时修复Firefox中css导致的问题"
+  },
+  "author": "PTCMode",
+  "type": "enhance"
+}
\ No newline at end of file
diff --git a/styles/extensions/firefox-fix/style.less b/styles/extensions/firefox-fix/style.less
new file mode 100644
index 0000000..7e2935c
--- /dev/null
+++ b/styles/extensions/firefox-fix/style.less
@@ -0,0 +1,26 @@
+.physton-prompt {
+    .prompt-tags {
+        .prompt-tags-list {
+            .prompt-tag {
+                .prompt-tag-main {
+                    --pp-pt-dsb-ptl-pt-promptTagMain-width: calc(100% + 4px);
+                    .prompt-tag-edit {
+                        --pp-pt-dsb-ptl-pt-ptm-promptTagEdit-width: calc(100% + 8px);
+                        .prompt-tag-value {
+                            --pp-pt-dsb-ptl-pt-ptm-pte-promptTagValue-width: calc(100% - 8px);
+                            .character {
+                                --pp-pt-dsb-ptl-pt-ptm-pte-ptv-character-white-space: nowrap;
+                            }
+                        }
+                        .input-tag-edit {
+                            --pp-pt-dsb-ptl-pt-ptm-pte-inputTagEdit-max-width: calc(100% - 8px);
+                        }
+                        .btn-tag-delete {
+                            --pp-pt-dsb-ptl-pt-ptm-pte-btnTagDelete-width: 100%;
+                        }
+                    }
+                }
+            }
+        }
+    }
+}
diff --git a/styles/extensions/firefox-fix/style.min.css b/styles/extensions/firefox-fix/style.min.css
new file mode 100644
index 0000000..1bdf10c
--- /dev/null
+++ b/styles/extensions/firefox-fix/style.min.css
@@ -0,0 +1 @@
+.physton-prompt{.prompt-tags{.prompt-tags-list{.prompt-tag{.prompt-tag-main{--pp-pt-dsb-ptl-pt-promptTagMain-width:calc(100%+4px);.prompt-tag-edit{--pp-pt-dsb-ptl-pt-ptm-promptTagEdit-width:calc(100%+8px);.prompt-tag-value{--pp-pt-dsb-ptl-pt-ptm-pte-promptTagValue-width:calc(100%-8px);.character{--pp-pt-dsb-ptl-pt-ptm-pte-ptv-character-white-space:nowrap;}}.input-tag-edit{--pp-pt-dsb-ptl-pt-ptm-pte-inputTagEdit-max-width:calc(100%-8px);}.btn-tag-delete{--pp-pt-dsb-ptl-pt-ptm-pte-btnTagDelete-width:100%;}}}}}}}
\ No newline at end of file