*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:"Microsoft Yahei",sans-serif;
}
body{
    background:#051427;
    color:#b0e0ff;
    line-height:1.6;
}
.container{
    padding:20px;
    max-width:1200px;
    margin:0 auto;
}
.card{
    background:#0a2a5a;
    border:1px solid #1f5a9a;
    border-radius:8px;
    padding:20px;
    margin-bottom:20px;
}
h1,h2,h3,h4{
    color:#4dd0ff;
    margin-bottom:15px;
}
a{
    text-decoration:none;
    color:#4dd0ff;
}
table{
    width:100%;
    border-collapse:collapse;
    margin:15px 0;
}
table th,table td{
    border:1px solid #1f5a9a;
    padding:10px;
    text-align:center;
}
table th{
    background:#1f5a9a;
    color:#fff;
}
input,select,textarea{
    width:100%;
    padding:10px;
    margin:8px 0;
    background:#0a2a5a;
    border:1px solid #1f5a9a;
    color:#fff;
    border-radius:4px;
}
button,.btn{
    display:inline-block;
    padding:8px 16px;
    background:#1f5a9a;
    color:#fff;
    border:none;
    border-radius:4px;
    cursor:pointer;
    text-decoration:none;
}
button:hover,.btn:hover{
    background:#2970bb;
}
.btn-danger{
    background:#d63031;
}