html {
  width: 100%;
}

* {
  box-sizing: border-box;
}
p,
h1,
h2,
h3,
h4,
h4,
h6,
div,
span {
  font-family: PingFangSC-Regular, sans-serif, Microsoft JhengHei;
}

p {
  font-size: 16px;
}
.navbar-brand img {
  height: 50px;
}

@media (min-width: 768px) {
  /*nav選單*/
  .navbar {
    padding-left: 50px !important;
    padding-right: 50px !important;
  }
}

/*teaching*/
.paper {
  background-color: #f0e5de;
  padding-bottom: 20px;
}

.member {
  background-color: #f0e5de;
  padding-bottom: 20px;
}

.title {
  font-size: 30px;
  font-weight: bold;
  padding: 100px 0px 0px 0px;
}

.title_line {
  border-color: #ffffff;
  margin-bottom: 50px;
}

.block {
  background-color: #adadad;
  width: auto;
}
.title2 {
  margin-top: 16px;
  font-size: 20px;
  font-weight: bold;
}
.list-group {
  margin-left: 20px;
  padding-bottom: 20px;
  margin-top: 20px;
}

/*plan*/
.plan-oncoming {
  background-color: #f0e5de;
}

/*.plan-complete*/
.plan-complete {
  background-color: #f0e5de;
  padding-top: 30px;
}
.title3 {
  margin-top: 20px;
  font-size: 30px;
  font-weight: bold;
}

/*plan-associate*/
.plan-associate {
  background-color: #f0e5de;
  padding: 35px 0px 60px 0px;
}

.plan-associate img {
  box-shadow: 2px 2px 4px gray;
  width: 90%;
  height: 85%;
  margin-top: 35px;
}

.introduction2 {
  padding: 30px 0;
  font-size: 20px;
}

.introduction2 span {
  font-size: 20px;
  display: block;
  margin-bottom: 10px;
  margin-top: 40px;
  font-weight: bold;
}
/* .introduction2 p {
  
} */
.image-section img {
  width: 250px; /* 設置圖片的固定寬度 */
  height: 150px; /* 設置圖片的固定高度 */
  object-fit: cover; /* 確保圖片以填充方式顯示，可能會裁剪 */
  margin-bottom: 10px; /* 圖片之間留白 */
}

footer {
  background-color: #c1adad;
  padding: 20px 0;
  height: 200px;
}

footer p {
  margin-top: 8px;
  font-size: 13px;
  line-height: 12px;
}

.nav-link-fan {
  background-image: linear-gradient(to right, red, orange, yellow, green, blue, indigo, violet);
  -webkit-background-clip: text;  
  background-clip: text; /* 將背景應用到文字 */
  color: transparent; /* 設置文字顏色為透明 */
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.5), 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #fff, 0 0 40px #ff00de, 0 0 60px #ff00de, 0 0 80px #ff00de, 0 0 110px #ff00de, 0 0 150px #ff00de; /* 調整文字陰影效果使其更突出 */ /* 文字陰影 */
  animation: rainbow 5s linear infinite; /* 添加彩虹動畫 */
}

@keyframes rainbow {
  0% { background-position: 0 0; }
  100% { background-position: 200% 0; }
}