模板:Fluid image/styles.css

.template-fluid_image-container {
  box-sizing: border-box;
  margin: 0 auto;
}

.template-fluid_image-container .thumbinner {
  max-width: 100%;
  width: initial !important;
}

.template-fluid_image-container img {
  max-width: 100%;
  height: auto;
}