@import url('https://fonts.googleapis.com/css2?family=Alfa+Slab+One&family=Noto+Sans+HK&display=swap');
html{
    scroll-behavior: smooth;
}
.header {
  overflow: hidden;
  background-color: #ececea;
  padding: 7px;
}

.header .logo {
  float: left;
  width: 12%;
  margin-top: 5%;
  margin-left: 8%;
}

.text {
  color: black;
  text-align: center;
  padding: 12px;
  text-decoration: none;
  font-size: 18px; 
  line-height: 4.5;
  border-radius: 25px;
}
body{
    font-family: 'Alfa Slab One', cursive;
    font-family: 'Noto Sans HK', sans-serif;
    font-size: var(--normal-font-size);
    background-color: #ebf2f3;
    color: var(--text-color);
}

.center { 
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 25%;
  }

  .BannerC {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 80%;
    height: 120px;
  }

  iframe {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 80%;
    height: 300px;
  }
  .BannerB {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 60%;
    height: 60px;
  }
  .row {
    display: flex;
    
  }
  
  .column {
    flex: 10%;
  }
  .BannerA {
    display: block;
    width: 60px;
    height: 60px;  
    margin-left: auto;
    margin-right: auto;
  }
  
  /* . {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 200px;
    height: 200px;
  } */
  .thank {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 80%;
    height: 150px;
  }

  .Banner {
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 5px;
  }
  
  img:hover {
    box-shadow: 0 0 2px 1px rgba(0, 140, 186, 0.5);
  }
  .bgC{
      background-color:white;
  }
  @media screen and (max-width: 600px){
    body{
        margin: 1%;
        margin-top: 0px;
        margin-bottom: 0px;
    }
    iframe {
        height: 220px;
      }
    /* .BannerC {
        height: 140px;
      } */
    .BannerB {
        height: 90px;
      }
    /* .BannerA {
        width: 90px;
        height: 90px;  
      } */
  }
  @media screen and (min-width: 600px){
    .header .logo {
      margin-top: 3%;
    }
    /* body{
        margin: 15%;
        margin-top: 0px;
        margin-bottom: 0px;
    } */
    /* .header .logo {
      margin-top: 2%;
    } */
    iframe {
        height: 300px;
      }
    .BannerC {
        height: 140px;
      }
    .BannerB {
        height: 110px;
      }
    .BannerA {
        width: 90px;
        height: 90px;  
      }
    .thank {
        height: 220px;
      }
}
  @media screen and (min-width: 768px){
    .header .logo {
      margin-top: 2%;
    }
    body{
        margin: 20%;
        margin-top: 0px;
        margin-bottom: 0px;
    }
    iframe {
        height: 200px;
      }
    .BannerB {
    width: 60%;
    height: 100px;
  }
}

@media screen and (min-width: 902px) {
    .header .logo {
      margin-top: 1%;
    }
    body{
        margin: 20%;
        margin-top: 0px;
        margin-bottom: 0px;
    }
    .BannerC {
      height: 200px;
    }
  
    iframe {
      height: 350px;
    }
    .BannerB {
      height: 110px;
    }
    .BannerA {
      width: 100px;
      height: 100px;  
    }
    .thank {
      height: 290px;
    }
}
@media screen and (min-width: 1024px) {
    .header .logo {
      margin-top: 1%;
    }
    .text {
      line-height: 6.5;
    }
    body{
        margin: 30%;
        margin-top: 0px;
        margin-bottom: 0px;
    }
    .BannerC {
        height: 230px;
      }
    
      iframe {
        height: 380px;
      }
      .BannerB {
        height: 140px;
      }
      .BannerA {
        width: 130px;
        height: 130px;  
      }
      .thank {
        height: 310px;
      }
}

.text2 {
  color: black;
  text-align: center;
  padding: 8px;
  text-decoration: none;
  font-size: 12px; 
  line-height: 2;
  border-radius: 25px;
}
.footer{
  overflow: auto;
  background-color: #ececea;
  padding: 4px;
}