.full-screen {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.about-container {
  background: linear-gradient(to top left, #5c907e, #2e4638);
}

.app-container {
  background: linear-gradient(to bottom right, pink, #ff4081);
  padding: 10px;
  display: flex;

}

.contact-container {
  background: linear-gradient(to top left, #054879, #14161a);
  padding-left: 60px;
  display: flex;
  justify-content: start;
  align-items: center;
}


.section-title {
  padding: 20px;
  font-size: 56px;
  font-weight: 900;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif
}

.company-info {
  padding-bottom: 10px;
  width: 80%;
}

.about-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  max-width: 90%;
}

.contact-content {
  display: flex;
  color: white;
  flex-direction: column;
  justify-content: start;
  align-items: start;
  max-width: 90%;
  
}

.contact-content a {
  text-decoration: none;
  font-size: 20px;
  color: #e864ff;
  padding: 20px;
}

.contact-content a:hover {
  color: white;
}

.left {
  padding: 40px;
  max-width: 800px;
}

.right {
  padding: 10px;
  display: flex;
  justify-content: center;
}

.app-name {
  font-size: 56px;
  font-weight: 900;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin-top: 20px;
  margin-bottom: 20px;
}

.app-description {
  font-size: 18px;
  margin-bottom: 40px;
}

.app-icon {
  width: 150px;
  border: 3px solid #eeeeee;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.app-download-btn {
  background-color: black;
  display: inline-block;
  border-radius: 8px;
  margin-right: 20px;
  margin-bottom: 10px;
}

.app-download-btn img {
  width: 150px;
  height: 40px;
  cursor: pointer;
}

.app-download-btn:hover {
  border: 1px solid #ff4081;
}


/* 媒体查询：当屏幕宽度小于768px时，改为上下排布 */
@media (max-width: 768px) {

  .left {
    padding: 10px;
  }

  .contact-container {
    padding-left: 20px;
  }

  .right {
    display: none;
  }

  .company-info {
    width: 100%;
  }

  .app-name {
    font-size: 48px;
  }

  .section-title {
    font-size: 48px;
  }
}



.slideshow-container {
  position: relative;
  max-width: 1000px;
  margin: auto;
}

.mySlides {
  display: none;
}

.fade {
  animation-name: fade;
  animation-duration: 2.5s;
}

@keyframes fade {
  from {opacity: .1} 
  to {opacity: 1}
}