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

body{
    background:#121212;
    display:flex;
    justify-content:center;
    align-items:center;
    height:100vh;
    color:white;
}

.container{
    width:400px;
    background:#1f1f1f;
    padding:25px;
    border-radius:10px;
    text-align:center;
}

h1{
    margin-bottom:20px;
}

input[type=text]{
    width:100%;
    padding:12px;
    font-size:18px;
    margin-bottom:15px;
}

.options{
    text-align:left;
    margin:20px 0;
}

.options label{
    display:block;
    margin:10px 0;
}

button{
    width:100%;
    padding:12px;
    margin-top:10px;
    font-size:16px;
    cursor:pointer;
    background:#00b894;
    color:white;
    border:none;
    border-radius:5px;
}

button:hover{
    background:#019875;
}