.border {
  border: 1px solid #dee2e6;
}

.border-thick {
  border-width: 3px;
}

/* 首页标题设置 */
#title-slide {
  text-align: center;

  .title,
  .subtitle,
  .author, 
  .institute,
  .date,
  .quarto-title-author-name,
  .quarto-title-affiliation,
  .quarto-title-author-email {
    color: #da425d;
  }
  
}

/* 一级标题居中 */
h1 {
  text-align: center;
}

/* 感谢设置 */
.thank {
  font-size: 50px;
  color: #da425d;
}

.thank-extra {
  font-size: 30px;
  color: #da425d;
}

/* 感谢水平和垂直居中 */
.center-xy {
  text-align: center;
  margin: 0;
  position: absolute;
  top: 30%;
  left: 30%;
  -ms-transform: translateY(-50%), translateX(-50%);
  transform: translateY(-50%), translateX(-50%);
}