body {
    margin: 0;
    padding: 0;
}
img {
  border: none;
  margin: 0;
  padding: 0;
}

p {
  margin: 0;
}
h3 {
  margin-block-start: 5px;
  margin-block-end:5px;
}
#map {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: -1;
}
#header {
  margin: auto;
  min-height: 100vh;
  width: 100%;
  position: relative;
  z-index: 5;
  padding: 2vh 0vh 5vh 0vh;
}
#features {
  padding-top: 100px; /* 修改此处，根据需要调整数值 */
  padding-bottom: 10vh;
}

@media (max-width: 750px) {
  #features {
    width: 90vw;
    margin: 0 auto;
  }
}
#footer2 {
  text-align: left;
  line-height: 20px;
  width: 100vw;
  padding: 20px 0;
  position: relative;
  z-index: 5;
}
#header h1 {
    font-weight: 700;
    text-transform: uppercase;
    font-family: 'Merriweather', serif;
    text-align: left;
    margin: auto;
    max-width: 600px;
}
#header h4 {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 300;
    margin-bottom: 0.5em;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
    max-width: 600px;
}
#header p.byline {
    font-weight: 300;
    font-size: 0.9em;
    margin: 0.5em auto 0.8em auto;
}
#header p {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 400;
    text-align: left;
    font-size: 1.2em;
    max-width: 600px;
    margin: 1em auto 1em auto;
}
#features h3 {
    font-weight: 700;
    font-size: 1.3em;
    text-transform: uppercase;
    font-family: 'Merriweather', serif;
    text-align: left;
    max-width: 50vw;
}
#footer2 p {
  font-family: 'Roboto Condensed', sans-serif;
  text-align: left;
  font-size: 16px;
  margin: 1em auto 1em auto;
  max-width: 50vw;
}
#footer2 h3 {
  font-weight: 700;
  font-size: 18px;
  text-transform: uppercase;
  font-family: 'Merriweather', serif;
  text-align: left;
}
#features p {
    font-family: 'Roboto Condensed', sans-serif;
    text-align: left;
    font-size: 1.2em;
    max-width: 50vw;
}
#features2 h3 {
  font-weight: 700;
  font-size: 1.3em;
  text-transform: uppercase;
  font-family: 'Merriweather', serif;
  text-align: left;
  max-width: 50vw;
}
#features2 p {
  font-family: 'Roboto Condensed', sans-serif;
  text-align: left;
  font-size: 1.2em;
  max-width: 100vw;
}
#features .imageCredit {
  font-size: 0.9em;
  margin-top: -5px;
}
#footer p {
  font-family: 'Roboto Condensed', sans-serif;
  font-size: 0.9em;
  max-width: 600px;
  padding: 0.75em 0em;
  margin: 0px auto;
}
a, a:hover, a:visited {
  color: #e96138;
}
.hidden {
  visibility: hidden;
}
.centered {
  width: 50vw;
  margin: 0 auto;
}
.lefty {
  width: 33vw;
  margin-left: 5vw;
}
.righty {
  width: 33vw;
  margin-left: 62vw;
}
.fully {
  width: 100%;
  margin: auto;
}
.light {
  color: #444;
  background-color: #ffffff;
}
.dark {
  color: #fafafa;
  background-color: #444;
}
.step {
  padding-bottom: 50vh;
  opacity: 0.15;
}
.step.active {
  opacity: 0.99;
}
.step div {
  padding: 20px;
  line-height: 25px;
  font-size: 13px;
}
span {
  border-radius: 0%;
  display: inline-block;
  height: 10px;
  margin-top: 0px;
  margin-right: 20px;
  width: 10px;
}
#legend {
  padding: 0px;
  font-family: 'Roboto Condensed', sans-serif;
    text-align: left;
    font-size: 1.2em;
}

/* .step img {
  width: 100%;
} */
@media (max-width: 750px) {
  .centered, .lefty, .righty, .fully {
    width: 90vw;
    margin: 0 auto;
  }
}
/* Fix issue on mobile browser where scroll breaks  */
.mapboxgl-canvas-container.mapboxgl-touch-zoom-rotate.mapboxgl-touch-drag-pan, 
.mapboxgl-canvas-container.mapboxgl-touch-zoom-rotate.mapboxgl-touch-drag-pan .mapboxgl-canvas {
  touch-action: unset;
}


body { 
  font-size:14px;
  
  margin:0;
  color:#000;
  position:relative; /* 修改此处 */
  top:0; right:0; bottom:0; left:0;
}

#svgcontainer {
  display: flex;
  justify-content: space-between;
  width: 100%;
  position: relative;
  /* 移除 height: 100vh 和 overflow-y: auto，让内容自然撑开高度 */
}

/* sticky部分样式 */
#sticky {
  position: sticky;
  top: 0;
  padding: 0 20px;
  width: 50%;
  height: 100vh; /* 确保高度与视口一致 */
  background-color: #ffffff;
  font-family: 'Roboto Condensed', sans-serif;
  font-weight: 400;
  text-align: left;
  font-size: 1.2em;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* container部分样式 */
#container {
  width: 50%;
  background-color: #ffffff;
  padding: 0 20px;
  z-index: 100;
  /* 移除 overflow: auto，让它随页面滚动 */
}


.panel {
  width: 100%;
  padding-top: 25vh;
  padding-bottom: 25vh;
}

.panel h1 {
  font-family: 'Merriweather', sans-serif;
  font-weight: 700;
  text-align: left;
  font-size: 16px;
  max-width: 600px;
  margin: 0 auto 0.5em auto;
}

.panel p {
  font-family: 'Roboto Condensed', sans-serif;
  font-weight: 400;
  text-align: left;
  font-size: 1.2em;
  max-width: 600px;
  margin: 0 auto 1em auto;
}

.panel:first-child {
  padding-top: 35vh;
}

.panel:last-child {
  /* 增加 padding-bottom 让最后一个 panel 可以滚到顶部后再离开 */
  padding-bottom: 100vh;
}

/* 初始时隐藏SVG可视化部分 */
#newDots, #sticky {
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.5s ease, visibility 0.5s;
}

/* 当添加.active类时，使SVG可视化部分可见 */
#newDots.active, #sticky.active {
  visibility: visible;
  opacity: 1;
}

.footer-text {
  padding: 20px;
}