*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}
html,body{
    height:100%;
    scroll-behavior: smooth;
}
section{
    width:100%;
    height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
}
/* 第一页背景 */
.page1{
    background: linear-gradient(135deg, #2c3e50, #4ca1af);
}
/* 第二页背景 */
.page2{
    background: linear-gradient(135deg, #667eea, #764ba2);
}
.container{
    text-align:center;
}
/* 前往GieHub按钮样式 */
.btn-go-giehub{
    padding:16px 40px;
    font-size:20px;
    border:none;
    border-radius:12px;
    background:#ffffff;
    color:#222;
    cursor:pointer;
    transition:0.3s;
    margin:10px;
}
.btn-go-giehub:hover{
    background:#f0f0f0;
    transform:scale(1.05);
}
/* 通用按钮样式 */
.btn-link{
    padding:14px 32px;
    font-size:18px;
    margin:10px;
    border:none;
    border-radius:10px;
    background:#fff;
    color:#222;
    cursor:pointer;
    transition:0.3s;
}
.btn-link:hover{
    background:#f0f0f0;
    transform:scale(1.05);
}