body{
    font-family: Arial;
    background: #0f172a;
    color: white;
    text-align: center;
    margin:0;
}

h1{
    margin-top:80px;
    font-size:50px;
}

.container{
    margin-top:60px;
}

button{
    display:block;
    margin:20px auto;
    padding:15px 40px;
    font-size:20px;
    border:none;
    border-radius:10px;
    background:#2563eb;
    color:white;
    cursor:pointer;
    transition:0.3s;
}

button:hover{
    background:#1e40af;
    transform:scale(1.05);
}