body {
  margin: 0;
  font-family: sans-serif;
  background: #f5f5f5;
}

/*---新增按鈕---*/
.chat {
  bottom: 20px;
  position: fixed;
  right: 20px;
  z-index: 1001;
}

.chat .nextStep .btn-cart {
  background-color: orange;
  color: rgb(30, 30, 30) !important;
  z-index: 2;
}

.chat .action-list button {
  border-radius: 50%;
  border-width: 0;
  box-shadow: 0 0 5px rgba(0, 0, 0, .2), 3px 3px 3px rgba(0, 0, 0, .3);
  font-size: 30px;
  height: 100px;
  padding: 0;
  width: 100px;
  line-height: 1.2;
  cursor: pointer;
}

.chat .action-list>li:not(:last-of-type) {
  margin-bottom: 20px;
}

.chat .action-list>li {
  padding-left: 0;
}

.chat ul>li,
ol>li {
  padding-left: 3px;
  line-height: 24px;
}

.chat .list-unstyled {
  padding-left: 0;
  list-style: none;
}

.chat .btn,
button {
  font-family: Microsoft JhengHei, 微軟正黑體, 微软雅黑, Helvetica Neue, Helvetica, Arial, sans-serif !important;
  font-weight: 900;
}

.arrow-up {
  width: 0;
  height: 0;
  border-left: 20px solid transparent;
  border-right: 20px solid transparent;
  border-bottom: 35px solid rgb(30, 30, 30);
  position: absolute;
  left: 30%;
  top: 64%;
}

.chat .btn-top {
  background-color: orange;
}

.chat .btn-top i {
  font-size: 20px;
}

/*---按鈕結束---*/

.full-img {
  width: 100%;
  max-width: 1200px;
  margin: 0px auto;
  margin-top: 10px;
  display: block;
}

.extra-top {
  margin-top: 2em;
}

.form-section {
  background: #fff;
  max-width: 600px;
  margin: auto;
  text-align: center;
}

.form-section input {
  width: 90%;
  padding: 0.5em;
  margin: 0.5em 0;
  font-size: 1em;
}

.form-section button {
  background: orange;
  color: white;
  padding: 0.75em 1.5em;
  font-size: 1em;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
}

.form-section button:hover {
  background: rgb(255, 140, 0);
}

.footer {
  text-align: center;
  padding: 2em;
  font-size: 0.9em;
  color: #333;
}

.rwd-text-block {
  max-width: 900px;
  margin: 0 auto;
  padding: 1em;
  text-align: center;
  font-family: "Helvetica", "Arial", "sans-serif";
  color: #333;
}

.headline-img {
  width: 100%;
  max-width: 600px;
  margin: 0 auto 1em;
  display: block;
}

.rwd-text-block ul {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  font-size: 1.6em;
  line-height: 1.6em;
}

.rwd-text-block .highlight {
  font-weight: 500;
  overflow: hidden;
  font-size: clamp(1em, 3vw, 1.2em);
}

.rwd-text-block .highlight .bigger {
  font-size: 1.5em;
}

.orange {
  color: orangered;
  font-weight: bold;
}


.rwd-text-block .bold {
  font-weight: bold;
}

.rwd-text-block .black {
  color: rgb(0, 0, 0);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  background: #ffffff;
  /* 中間內容白底 */
  padding: 0;
}

.rwd-text-block .larger-text {
  font-size: 1.8em;
  line-height: 1.4;
}

.rwd-text-block .smaller-text {
  line-height: 0.6;
  font-size: 1.4em;
}

.largest-text {
  font-size: 2em;
  color: #FA4B0C;
}

.largest-text:hover {
  color: #DF3F00;
  transition: color 0.2s ease;
}

.triangle {
  border-style: solid;
  border-width: .3em 0 .3em 0.4em;
  border-color: transparent transparent transparent #FA4B0C;
  display: inline-block;
  vertical-align: baseline;
  transition: border-color 0.2s ease;
}

.rwd-text-block a:hover .triangle,
.largest-text:hover .triangle {
  border-color: transparent transparent transparent #DF3F00;
}

.gradient,
.link-gradient,
.p-gradient {
  background: linear-gradient(180deg, transparent 50%, #fdda5a 0);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;

  width: fit-content;
  max-width: 75%;

  margin: 0 auto;
  padding: 0;
  box-sizing: border-box;
}

.site-header__brand {
  margin-left: 10px;
  margin-right: 50px;
}

/* social icons */
.site-header__socials {
  display: flex;
  gap: 1rem;
  margin-left: 10px;
  margin-right: 10px;
}

.site-header__brand img,
.social-link img {
  display: block;
  max-width: 100%;
  max-height: 100px;
  /* allow the images to shrink */
  height: auto;
}

@media (max-width: 550px) {
  body {
    font-size: 22px;
  }

  .rwd-text-block ul,
  .rwd-text-block .highlight,
  .form-section input,
  .form-section button {
    font-size: 1.1em;
  }

  .rwd-text-block ul {
    line-height: 1.5em;
  }

  .full-img {
    width: 100%;
  }

  .rwd-text-block {
    line-height: 1.3;
    font-size: 0.8em;
  }

  .rwd-text-block .larger-text {
    line-height: 1.6;
    font-size: 1em;
  }

  .rwd-text-block .smaller-text {
    line-height: 0.1;
    font-size: 0.75em;
  }

  .rwd-text-block .largest-text {
    line-height: 1.3;
    font-size: 1.2em;
  }

  .rwd-text-block .highlight .bigger {
    font-size: 1.3em;
    /* 如果你有為「100+」套 .bigger，也可以再微調 */
  }

  .chat .action-list button {
    font-size: 15px;
    height: 50px;
    width: 50px;
  }

  .arrow-up {
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: 17px solid rgb(30, 30, 30);
  }

  .chat .btn-top {
    background-color: orange;
  }
}

@media (max-width: 400px) {
  body {
    font-size: 22px;
  }

  .rwd-text-block ul,
  .rwd-text-block .highlight,
  .form-section input,
  .form-section button {
    font-size: 0.9em;
  }

  .rwd-text-block ul {
    line-height: 1.5em;
  }

  .full-img {
    width: 100%;
  }

  .rwd-text-block {
    line-height: 1.3;
    font-size: 0.8em;
  }

  .rwd-text-block .larger-text {
    line-height: 1.6;
    font-size: 1em;
  }

  .rwd-text-block .largest-text {
    line-height: 1.3;
    font-size: 1.2em;
  }

  .rwd-text-block .highlight .bigger {
    font-size: 1.3em;
    /* 如果你有為「100+」套 .bigger，也可以再微調 */
  }
}