body {
    background:#111;
    color:#00ff00;
    font-family:"Courier New", monospace;

    margin:0;
    padding:0;

    min-height:100vh;
}


.container {

    width:100%;
    min-height:100vh;

    margin:0;

    border:none;

    padding:20px;

    box-sizing:border-box;

}


h1 {

    text-align:center;

    font-size:32px;

    line-height:1.2;

    margin-top:10px;

}


h2 {

    font-size:24px;

}


h3 {

    font-size:20px;

    text-align:center;

}


p, li {

    font-size:18px;

    line-height:1.5;

}


hr {

    border:none;

    border-top:2px solid #00ff00;

    margin:25px 0;

}


input {

    width:100%;

    box-sizing:border-box;

    padding:18px;

    margin:10px 0 20px 0;

    background:#000;

    color:#00ff00;

    border:2px solid #00ff00;

    font-size:20px;

}


button {

    width:100%;

    padding:20px;

    background:#00ff00;

    color:#000;

    border:none;

    font-size:22px;

    font-weight:bold;

}


.warning {

    border:3px dashed red;

    color:red;

    padding:20px;

    margin:25px 0;

    font-size:20px;

}


.notice {

    border:2px solid #00ff00;

    padding:20px;

    margin:25px 0;

}


.footer {

    text-align:center;

    margin-top:40px;

    font-size:14px;

}