* {
  margin: 0px; padding: 0px
}
html {
  width: 100%; height: 100%
}
body {
  width: 100%; height: 100%; background: #fff; color: #000; font-size: 12px; font-family: Arial, Verdana, NSimSun
}
div.editor {
  width: 100%; height: 100%; box-sizing: border-box; border-radius: 0px !important; border: 0px !important
}
div.editor textarea.textarea {
  width: 100%; height: 100%; border: 0px; background: transparent; outline: none
}
.tox-dialog {
  max-height: calc(100vh - 30px) !important
}
.tox.tox-tinymce {
  border: 0px !important
}