*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    font-family:'Poppins',sans-serif;
    background:linear-gradient(135deg,#0f4c81,#ffffff);
    min-height:100vh;
}

.container{
    display:flex;
    justify-content:center;
    align-items:center;
    padding:30px;
}

.card{
    background:#fff;
    max-width:800px;
    width:100%;
    padding:40px;
    border-radius:20px;
    box-shadow:0 10px 30px rgba(0,0,0,0.1);
    text-align:center;
}

.logo{
    width:100px;
    margin-bottom:20px;
}

.hero{
    width:100%;
    max-width:400px;
    margin:20px auto;
}

h1{
    color:#0f4c81;
    margin-bottom:20px;
}

.sambutan{
    background:#f8f8f8;
    padding:25px;
    border-radius:15px;
    margin:25px 0;
    line-height:1.8;
}

.btn{
    display:inline-block;
    background:#0f4c81;
    color:white;
    padding:15px 30px;
    border-radius:10px;
    text-decoration:none;
    margin-top:20px;
    font-weight:600;
    transition:0.3s;
}

.btn:hover{
    background:#d4af37;
}

input{
    width:100%;
    padding:15px;
    border-radius:10px;
    border:1px solid #ccc;
    margin-top:15px;
    margin-bottom:20px;
}

.lulus{
    background:#4da6ff;
    color:white;
    padding:20px;
    border-radius:10px;
    font-size:30px;
    font-weight:bold;
}

.tidak{
    background:red;
    color:white;
    padding:20px;
    border-radius:10px;
    font-size:30px;
    font-weight:bold;
}

.pesan{
    margin-top:20px;
    line-height:1.8;
    background:#f4f4f4;
    padding:20px;
    border-radius:10px;
}

footer{
    text-align:center;
    color:white;
    padding:20px;
}

.countdown-box{
    background:#f9f9f9;
    padding:20px;
    border-radius:15px;
    margin-top:20px;
}

#countdown{
    font-size:24px;
    font-weight:bold;
    color:#0f4c81;
}

.admin-link{
    margin-top:15px;
}

.admin-link a{
    color:#777;
    font-size:12px;
    text-decoration:none;
}

.fade-in{
    animation:fadeIn 1s ease;
}

.slide-up{
    animation:slideUp 1s ease;
}

@keyframes fadeIn{
    from{
        opacity:0;
    }
    to{
        opacity:1;
    }
}

@keyframes slideUp{
    from{
        transform:translateY(40px);
        opacity:0;
    }
    to{
        transform:translateY(0);
        opacity:1;
    }
}

@media(max-width:768px){

.card{
    padding:25px;
}

h1{
    font-size:24px;
}

.btn{
    width:100%;
}

}