body{
    margin: 0;
    padding: 0;
    background-color: #111;
    color: rgb(190, 226, 254);
    height: 100vh;
    font-family: simsun;
}
ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #333;
}
li {
    float: left;
}
li a {
    display: block;
    color: rgb(190, 226, 254);
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}
li a:hover {
    background-color: #111;
}

.Title{
    text-align: center;
    color: rgb(190, 226, 254);
    font-size: 300%;
}

a{
    color: orange;
    font-weight:bolder;
}