.box{
 display : flex;
 flex-direction : column;
 align-items : center;
 justify-content : center;
}
.annotation{
 white-space : pre-line;
 margin-block-end : 0.5em;
 color : rgba(0,0,0,0.55);
}
.h3{
 margin-block-end : 0.5em;
}
.content{
 white-space : pre-line;
}

        li{
          color: #1890ff;
        }
        a {
          color: #1890ff;
          text-decoration:none;
        }
        p {
          margin-block-start: 0;
        }
        .h1{
          font-size: x-large;
          text-align: center;
        }