*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, Helvetica, sans-serif;
}

body{
    background:#0b0b0b;
    color:#ffffff;
    display:flex;
    justify-content:center;
    align-items:center;
    min-height:100vh;
    padding:20px;
}

.container{
    width:100%;
    max-width:650px;
    background:#1b1b1b;
    border:3px solid #d4af37;
    border-radius:25px;
    padding:40px 30px;
    text-align:center;
    box-shadow:0 0 30px rgba(212,175,55,0.35);
}

.logo{
    font-size:80px;
    margin-bottom:20px;
}

h1{
    color:#d4af37;
    font-size:48px;
    margin-bottom:15px;
}

.slogan{
    color:#dddddd;
    font-size:22px;
    margin-bottom:35px;
}

.bouton{
    display:block;
    width:100%;
    background:#d4af37;
    color:#000000;
    text-decoration:none;
    padding:18px;
    margin:15px 0;
    border:none;
    border-radius:15px;
    font-size:24px;
    font-weight:bold;
    cursor:pointer;
    transition:0.3s;
}

.bouton:hover{
    background:#f0c94a;
    transform:scale(1.02);
}

input{
    width:100%;
    padding:16px;
    margin:12px 0;
    border:2px solid #d4af37;
    border-radius:12px;
    background:#2b2b2b;
    color:#ffffff;
    font-size:18px;
}

input::placeholder{
    color:#bbbbbb;
}

footer{
    margin-top:35px;
    color:#999999;
    font-size:16px;
}

@media(max-width:600px){

    .container{
        padding:25px;
    }

    h1{
        font-size:36px;
    }

    .slogan{
        font-size:18px;
    }

    .bouton{
        font-size:20px;
        padding:16px;
    }

    .logo{
        font-size:65px;
    }

}