*{

    margin:0;
    padding:0;
    box-sizing:border-box;

}

body{

    font-family:Arial, Helvetica, sans-serif;

    background:#000;

    color:white;

    display:flex;

    justify-content:center;

    align-items:center;

    min-height:100vh;

    text-align:center;

}

.container{

    width:90%;
    max-width:700px;

    padding:40px;

}

.logo{

    width:250px;

    margin-bottom:40px;

}

h1{

    font-size:2.7rem;

    letter-spacing:4px;

    margin-bottom:20px;

}

h2{

    color:#d6d6d6;

    font-weight:300;

    margin-bottom:30px;

}

p{

    color:#c8c8c8;

    line-height:1.8;

    margin-bottom:40px;

}

.btn{

    display:inline-block;

    background:#25D366;

    color:white;

    text-decoration:none;

    padding:18px 45px;

    border-radius:50px;

    font-size:18px;

    font-weight:bold;

    transition:.3s;

}

.btn:hover{

    transform:scale(1.05);

    background:#1FA855;

}

footer{

    margin-top:60px;

    font-size:15px;

    color:#888;

}

@media(max-width:768px){

.logo{

width:180px;

}

h1{

font-size:2rem;

}

}