canvas {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    z-index: -2;
    pointer-events: none
  }
a:hover,
a:link,
a:visited,
a:active,
a:focus {
  text-decoration: none;
 
}

button,
input,
input:focus {
  outline: none;
  border: none;

}

a,
button,
input {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}
*{

-webkit-user-select: none; /* Safari */
-moz-user-select: none; /* Firefox */
-ms-user-select: none; /* Internet Explorer/Edge */
user-select: none; /* 其他浏览器 */
}

  * {
    box-sizing: border-box;
    -webkit-text-size-adjust: none
  }

  img {
    border: 0;
    vertical-align: middle
  }


  body {
  margin: 0;
  padding: 0;
  border: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  width: 100vw;
  background: radial-gradient(#619bff, #e0e0e3);
}

  .main {
    width: 35%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  @media screen and (max-width:1024px) {
    .main {
      width: 45%;
    }
  }

  @media screen and (max-width:768px) {
    .main {
      width: 50%;
    }
  }

  @media screen and (max-width:540px) {
    .main {
      width: 60% !important;
    }
  }

  @media screen and (max-width:480px) {
    .main {
      width: 90% !important;
    }
  }

  @media screen and (max-width:360px) {
    .main {
      width: 100% !important;
    }
  }


  img {
    border: 3px solid rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    box-shadow:0 0px 20px 5px #e6e8ea;
    transition: .4s ease-in-out;
  }

  h1 {

font-family: 'Noto Serif SC', serif;
    color: #fff;
    font-size: 1.8rem;
    line-height: 2em;
    font-weight: 800;
  }

  h2 {
    margin: 0;
    color: #ffffffa3;
    padding-bottom: 45px;
    font-size: 18px;
  }

  ul {
    margin: 0;
    padding: 0;
    position: relative;
    list-style-type: none;
    display: -ms-inline-flexbox;
    display: inline-flex;
    width: 100%;
    -ms-flex-pack: distribute;
    justify-content: space-around;
    border-bottom: 2px solid hsla(0, 0%, 100%, .1);
    border-top: 2px solid hsla(0, 0%, 100%, .1);
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 85%
  }

  li {
    display: flex;
    transition: all .2s;
    width: 100%;
    border-left: 1px solid hsla(0, 0%, 100%, .1);
    border-right: 1px solid hsla(0, 0%, 100%, .1);
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center
  }

  a {
    font-size: 1.2rem;
    color: #ffffff;
    transition: all .2s;
   
    cursor: pointer;
  }

  a:hover {
    color: #fff !important;
     text-shadow:0 0px 20px  #ffffff;
  }