#container {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

/* banner */
.banner {
  width: 100%;
  height: 30vw;
  max-width: 1200px;
  max-height: 400px;
  display: flex;
  flex-direction: column;
  align-items: center;
  border-radius: 20px;
  margin: 40px 0px 32px 0px;
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  background-image: url("../images/about/about_banner.jpg");
  background-size: 100% 100%;
  background-repeat: no-repeat;
  justify-content: center;
}

.banner p {
  align-self: flex-start;
  margin: 0px 2vw;
  white-space: nowrap;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  font-size: clamp(40px, 5vw, 80px);
  font-weight: bold;
  line-height: 1.5;
  color: #fff;
}

/* 關於介紹文字 */
.about-text {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.about-text .title {
  width: 90%;
  font-size: 28px;
  font-weight: bold;
  color: #000;
}

.about-text-p {
  width: 90%;
  font-size: 18px;
  line-height: 1.6;
  color: #777777;
  margin: 0.5px 0 40px 0;
}

.about-text-p:nth-of-type(1) .pointer {
  background-color: rgba(0, 220, 255, 0.2);
}

.about-text-p:nth-of-type(2) .pointer {
  background-color: rgba(102, 231, 154, 0.2);
}

.about-text-p3:nth-of-type(3) .pointer {
  background-color: rgba(255, 255, 88, 0.2);
}

/* 關於列表 */
.about-list {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  opacity: 0.95;
  background-color: #008cc9;
  padding: 20px;
  width: 90%;
  height: 197px;
  max-height: 197px;
  border-radius: 40px;
  margin-bottom: 70px;
}

.about-bar {
  width: 200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: white;
  white-space: nowrap;
  min-height: 70%;
  justify-content: center;
}

.about-bar:not(:last-child) {
  border-right: 2px solid #fff;
}

.about-bar-p1 {
  margin: 0 1px 5px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 36px;
  font-weight: bold;
  color: #fff;
  text-align: center;
}

.about-bar-p2 {
  text-align: center;
  font-size: 16px;
  color: #fff;
  white-space: normal;
}

/* 技術列表 */
.tech-card-list {
  width: 90%;
  justify-content: space-around;
}

.tech-card {
  width: 30%;
  max-width: 360px;
  margin: 16px 0px;
  padding: 20px 30px;
  border-radius: 20px;
  box-shadow: 0 3px 6px 0 rgba(0, 0, 0, 0.16);
  border: 1px solid #bebebe;
  background-color: #fff;
}

.tech-img-sm {
  display: none;
  width: 40%;
  height: 40%;
  min-width: 30px;
  min-height: 30px;
  max-width: 50px;
  max-height: 50px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  margin: auto 10px;
}

.tech-card img {
  width: 50px;
  height: 50px;
  aspect-ratio: 1/1;
}

.tech-card-title {
  font-size: 20px;
  font-weight: bold;
  color: #000;
  margin: auto;
  white-space: break-spaces;
}

.tech-card-text {
  width: 100%;
  max-width: 20vw;
  font-size: 16px;
  color: #777;
  display: flex;
  margin-top: 0.8vw;
}

/* RWD */
@media (max-width: 576px) {
  .banner {
    width: 100%;
    height: 45vw;
    border-radius: 0px;
    margin-top: 0px;
    background-image: url("../images/about/about_banner.jpg");
    justify-content: flex-end;
  }

  .banner p {
    margin: 0px 0px 4vw 6vw;
  }

  .about-text .title {
    font-size: 14px;
  }

  .about-text-p {
    font-size: 12px;
  }

  .about-list {
    height: 30vw;
    border-radius: 25px;
    padding: 0px 5px;
    margin-bottom: 30px;
  }

  .about-bar-p1 {
    margin: 0 1px 5px;
    font-size: 18px;
  }

  .about-bar-p2 {
    font-size: 10px;
  }

  .tech-card {
    width: 100%;
    display: flex;
    flex-direction: row;
    align-items: center;
    padding: 20px 10px 20px 0px;
    max-width: none;
  }

  .tech-card-title {
    font-size: 14px;
    white-space: break-spaces;
  }

  .tech-card-text {
    font-size: 12px;
    min-height: auto;
    max-width: none;
  }

  .tech-top img {
    display: none;
  }
  .tech-top p {
    margin: auto 0px;
  }

  .tech-img-sm {
    display: flex;
  }
}

@media (min-width: 576px) and (max-width: 991px) {
  .tech-top {
    flex-direction: column;
    align-items: center;
  }

  .tech-card-title {
    width: 100%;
    text-align: center;
    margin-top: 8px;
  }
}

@media (min-width: 1200px) {
  .about-text .title,
  .about-text-p,
  .about-list,
  .tech-card-list {
    width: 100%;
  }
}