.fxline {
  position: fixed;
  top: 50%;
  right: 0px;
  width: 110px;
  height: auto;
  z-index: 9;
  cursor: pointer;
  transition: all .3s;
}

.fxline img {
  width: 110px;
  height: auto;
}

html :where(img[class*=wp-image-]) {
  height: auto;
  max-width: 100%;
}

*, *::before, *::after {
  box-sizing: border-box;
}