body {
  font-size: 18px;
  font-weight: 300;
  line-height: 30px;
  color: #ffffff;
  font-family: 'Roboto', 'Noto Sans TC', Arial, '微軟正黑體', '新細明體', Helvetica, sans-serif;
}

section {
  position: relative;
  padding: 3rem 1rem;
  z-index: 1;
}

a:hover {
  color: #ff7146;
  text-decoration: none;
}

.top-title {
  color: #ffbc3d;
  text-align: center;
  margin-bottom: 20px;
}

@media (max-width:576px) {
  .top-title {
    font-size: 2rem;
  }
}

.title {
  position: relative;
  text-align: center;
  margin: 2rem -0.2rem 2rem 0;
  letter-spacing: 0.2rem;
}

.title::before {
  position: absolute;
  content: url(../img/deco.png);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.2;
}

.foreword {
  font-size: 20px;
  line-height: 1.6;
  margin: 3.5rem 0 4rem;
}

.m-btn {
  position: relative;
  display: block;
  margin: 1rem auto;
  width: 280px;
  font-size: 20px;
  text-align: center;
  border: none;
  background: #ff7146;
  color: #fff;
  padding: 1em;
  font-weight: bold;
  transition: 0.2s;
  border-radius: 5px;
  opacity: 0.8;
  letter-spacing: 1px;
  box-shadow: #d8472d 0px 7px 2px, #000 0px 8px 5px;
}

.m-btn:hover {
  opacity: 1;
  color: #f9f871;
}

.m-btn:active {
  top: 4px;
  box-shadow: #d8472d 0px 3px 2px, #000 0px 3px 5px;
}

.side-btn {
  position: fixed;
  right: 0;
  bottom: 5rem;
  display: block;
  -webkit-writing-mode: vertical-lr;
  writing-mode: vertical-lr;
  background-color: #ff7146;
  color: #ffffff;
  font-size: 20px;
  font-weight: 400;
  padding: 20px 15px;
  border-radius: 20px 0 0 20px;
  transition: all 0.2s;
  z-index: 99;
}

.side-btn:hover {
  color: #ffffff;
  background-color: #d8472d;
  transform: scale(1.2);
}

/* =======================================
  # 固定背景
========================================= */

.fix-wrapper {
  position: relative;
  width: 100%;
  z-index: -2;
}

.skbg {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 100vh;
  background: linear-gradient(135deg, #1f1f1f 20%, #303333 100%);
  z-index: -1;
}

.skbg-base {
  position: absolute;
  top: 0;
  left: 50%;
  bottom: 0;
  margin-left: -400px;
  width: 820px;
  opacity: 0.5;
  background: linear-gradient(30deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.25) 50%, rgba(0, 0, 0, 0) 100%);
  transform: skewX(-45deg);
}

/* =======================================
  # 
========================================= */

.sec-color {
  position: relative;
  background-color: #4712df;
  color: #efefef;
}

.sec-color hr {
  border-top: 1px solid rgba(255, 255, 255, 0.4);
}

.box {
  background-color: #303333;
  padding: 20px;
  border-radius: 10px;
  text-align: center;
  margin-bottom: 20px;
}

.box h3 {
  color: #fff;
  margin-bottom: 15px;
}

.box p {
  text-align: left;
}

.box h4 {
  color: #303333;
  background-color: #efefef;
  padding: 10px 0;
  margin-bottom: 0;
}


.theme-tag {
  list-style: none;
  padding: 0;
  line-height: 1.9;
  text-align: center;
}

.theme-tag li {
  display: inline-block;
  font-size: 18px;
  font-weight: 400;
  color: #4712df;
  background-color: #ffffff;
  border-radius: 15px;
  padding: 0 15px;
  margin: 10px 5px;
}


.theme-tag .high{
  font-weight: 600;
  color: #333;
  background-color: #4ffbdf;
}

.sec-info {
  line-height: 2;
}

.info-txt {
  list-style-type: none;
  padding: 0;
}

.info-txt span {
  font-size: 24px;
  font-weight: 700;
  color: #ffbc3d;
}

.rule-box {
  color: #303333;
  background-color: #efefef;
  border: 2px solid #4712df;
  padding: 1rem;
  margin-bottom: 1.5rem;
  font-weight: 400;
}

.mail-card {
  display: inline-block;
  margin: 0 auto;
  color: #303333;
  background-color: #efefef;
  border-radius: 20px;
  padding: 6px 10px;
  margin-top: 10px;
}

/* =======================================
  # sec-ag
========================================= */
.sec-ag h5 {
  font-size: 18px;
  padding-top: 10px;
}

.sec-ag p {
  font-size: 15px;
  line-height: 22px;
}

.year-group {
  text-align: center;
  margin: 2rem 0 3rem;
  font-size: 20px;
  font-weight: 500;
}

.year-group a {
  display: inline-block;
  color: #fff;
  background-color: #4712df;
  padding: 10px 20px;
  border-radius: 6px;
  margin: 15px 10px;
  transition: all 0.3s;
}

.year-group a:hover,
.year-group a:focus {
  color: #4712df;
  background-color: #fff;
}

/* =======================================
  # sec-partner
========================================= */
.sec-partner {
  position: relative;
  overflow: hidden;
  text-align: center;
}

.sec-partner-txt {
  margin: 13rem 0 3rem;
}

.sec-partner-base {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  /* background: linear-gradient(135deg, #222222 0%, #555555 100%);   */
  background-color: #4712df;
  background-image: -webkit-linear-gradient(-45deg, #4712df 50%, #121112 50%);
  transform: skewY(8deg);
  transform-origin: left top;
  z-index: -1;
}

.data-area {
  font-size: 22px;
  line-height: 2;
}

.data-area ul {
  list-style-type: none;
  text-align: left;
}

.data-area h3 {
  background-color: rgba(255, 255, 255, 0.5);
  border-radius: 10px;
  line-height: 1.5;
  font-weight: 700;
}

.data-area span {
  color: #f9f871;
  font-weight: 700;
}

@media (max-width:576px) {
  .sec-partner-txt {
    margin-top: 4rem;
  }

  .sec-partner-base {
    background-image: -webkit-linear-gradient(90deg, #4712df 40%, #121112 40%);
  }
}

/* =======================================
  # footer
========================================= */
.footer {
  position: relative;
  margin: 0;
  padding: 20px 20px;
  width: 100%;
  padding-bottom: 2%;
  background-color: #333333;
  overflow: hidden;
  width: 100%;
}

.footer * {
  color: #aaaaaa;
}


.footer ul {
  list-style-type: square;
}

.footer-year {
  margin-bottom: 30px;
}

.footer-bottom {
  font-size: 16px;
  letter-spacing: 2px;
  padding-top: 15px;
  border-top: 1px solid #999999;
}