@charset "UTF-8";
.xf-home-carousel .carousel-item {
  display: block;
  height: 100%;
  width: 100%;
  background-size: cover;
  background-position: center; }
  .xf-home-carousel .carousel-item a {
    display: block;
    height: 100%;
    width: 100%;
    background-size: cover;
    background-position: center; }

.fixed-height-carousel {
  width: 100%;
  margin: 0 auto;
  overflow: hidden;
  height: 200px; }
  @media (min-width: 576px) {
    .fixed-height-carousel {
      height: 250px; } }
  @media (min-width: 768px) {
    .fixed-height-carousel {
      height: 300px; } }
  @media (min-width: 992px) {
    .fixed-height-carousel {
      height: 350px; } }
  @media (min-width: 1200px) {
    .fixed-height-carousel {
      height: 400px; } }
  @media (min-width: 1400px) {
    .fixed-height-carousel {
      height: 450px; } }
.fixed-height-carousel img {
  height: 100%;
  width: 100%;
  object-fit: cover; }

.xf-index-card {
  margin-top: 2em; }

.xf-index-card .xf-index-card-img {
  width: 100%;
  overflow: hidden;
  height: 250px; }
  @media (min-width: 576px) {
    .xf-index-card .xf-index-card-img {
      height: 250px; } }
  @media (min-width: 768px) {
    .xf-index-card .xf-index-card-img {
      height: 250px; } }
  @media (min-width: 992px) {
    .xf-index-card .xf-index-card-img {
      height: 250px; } }
  @media (min-width: 1200px) {
    .xf-index-card .xf-index-card-img {
      height: 250px; } }
  @media (min-width: 1400px) {
    .xf-index-card .xf-index-card-img {
      height: 250px; } }
.xf-index-card .xf-index-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* 保持比例并裁剪 */
  object-position: center;
  /* 居中显示图片 */
  display: block; }

.xf-post-card-img {
  overflow: hidden;
  max-height: 160px; }

.xf-aside-left {
  width: 200px;
  background-color: red; }

a {
  text-decoration: none; }

.xf-post-title-list li {
  margin-bottom: 0.75em; }

.xf-sticky-col {
  position: sticky;
  top: 1rem;
  z-index: 100; }

.xf-friend-box {
  background-color: #f5f5f5; }

.xf-speak {
  border-left-width: 7px;
  border-left-color: #0197d3;
  overflow: hidden; }

.xf-ribbon {
  position: absolute;
  text-align: center;
  top: 4rem;
  right: -2rem;
  padding: 0.25rem 3rem;
  transform: rotate(45deg);
  transform-origin: right top;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.2); }

.xf-message-top .xf-message-sender {
  margin-right: 0.2em; }

.xf-message-top .xf-message-time {
  margin-left: 1em; }

/*# sourceMappingURL=xf.css.map */