html {
    font-family: Helvetica, Arial, sans-serif;
    line-height: 1.2;
    background: #111;
    color: #fff;
}

body {
    margin: 0;
}

canvas {
    display: block;
}

h1 {
    position: absolute;
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    font: bold 200% Consolas, Monaco, monospace;
    border-right: 0.1em solid;
    width: 15ch;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    animation: typing 3s steps(15, end),
        cursor-blink 0.3s step-end infinite alternate;
}

@keyframes typing {
    from {
        width: 0;
    }
}

@keyframes cursor-blink {
    50% {
        border-color: transparent;
    }
}

hr {
    border: 0;
    border-top: 1px solid rgba(128, 128, 128, .2);
    margin: 20px auto 20px;
    width: 50%;
    max-width: 400px;
}

hr.min {
    border-top-color: rgba(128, 128, 128, .1);
    width: 20%;
}

.notice {
    position: absolute;
    top: 40%;
    left: 50%;
    min-width: 80%;
    transform: translate(-50%, -50%);
    margin-top: 20px;
    font-size: 14px;
    text-align: center;
    display: inline-block;
    vertical-align: middle;

}

.nav-btn {
    position: absolute;
    left: 50%;
    top:70%;
    transform: translate(-50%,-50%);
    margin-top: 10%;
    text-align: center;
    font-size: 15px;
}


.nav-btn button {
    width: 90px;
    height: 50px;
    background:rgba(0, 0, 0, 0);
    border-radius: 25px;
    box-shadow: 6px 5px 24px #666666;
    font-family: Arial;
    color: #fff;
    padding: 5px 5px 5px 5px;
    text-decoration: none;
}


footer {
    position: absolute;
    bottom: 0px;
    width: 100%;
    font-size: 13px;
    text-align: center;
}

footer a {
    color: #fff;
    text-decoration: none;
}