* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  li {
    list-style: none;
    position: relative;
    top: 70px; 
    left: 110px;
  }
  
  body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100%;
    background-image: url("background.png");
    background-repeat:repeat-x;
    background-size:100% 100%;
    cursor: none;
  }
  
  ul {
    display: grid;
    row-gap: 15px;
    justify-items: center;
  }
  ul li {
    text-align: center;
    background-image: url("button.png");
    width: 260px;
    height: 60px;
    border:3px solid#737268;
    font-size:20px;
    font-family:'楷体';
    color: #423636;
    -webkit-transition-duration: 0.4s; /* Safari */
    transition-duration: 0.4s;
    box-sizing: border-box;
    cursor: pointer;
    border-radius: 12px;
    box-shadow:0 8px 16px 0 rgba(0,0,0,0.2), 0 6px 20px 0 rgba(0,0,0,0.19);
    opacity: 0.75;
    display: inline-block;
  }
  ul li span {
    font-size: 2em;
    letter-spacing: 0.05em;
    transition: .25s;
    border: 3px ;
		height: 24px;
		line-height: 40px;
		display: inline-block;
  }
  ul li:hover span {
    color: #fff;
    text-shadow: 0 0 5px #fff, 0 0 15px #fff, 0 0 30px #fff, 0 0 60px #fff, 0 0 100px #fff;
		border: 2px solid #737268;
    background-image: url("button.png");
		display: inline-block;
  }
  
  #cursor {
    position: fixed;
    transform: translate(-50%, -50%);
    
    width: 20px;
    height: 20px;
    background-color: #fff;
    border-radius: 50%;
    box-shadow: 0 0 5px #fff, 0 0 15px #fff, 0 0 30px #fff, 0 0 60px #fff;
    
    pointer-events: none;
    opacity: 0;
    transition: opacity .5s;
  }
  body:hover #cursor {
    opacity: 0.8;
  }