* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    min-height: 100vh;
    padding: 18px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #07070c;
    color: #e9eef8;
    font-family: Arial, Helvetica, sans-serif;
}

center {
    display: block;
    width: min(100%, 1000px);
}

center > div {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

h1 {
    margin: 0;
    color: #f5a524;
    font-size: 30px;
    font-weight: 800;
    letter-spacing: 0;
    line-height: 1.1;
}

#loadingCanvas,
#canvas {
    display: block;
    border: 0 none;
    max-width: calc(100vw - 36px);
    height: auto;
    background: #05030a;
    image-rendering: pixelated;
    outline: 1px solid #2a2533;
}

#canvas {
    padding: 0;
    visibility: hidden;
}

footer {
    width: min(100%, 960px);
    margin-top: 10px;
    color: #9ca3af;
    font-size: 12px;
    line-height: 1.45;
    text-align: center;
}

a {
    color: #f5a524;
    text-decoration: none;
}

a:visited {
    color: #d48b19;
}

a:hover {
    color: #ffd37a;
}

button {
    margin-left: 8px;
    border: 1px solid #4b5563;
    background: #15151f;
    color: #e5e7eb;
    font: inherit;
    padding: 3px 8px;
    cursor: pointer;
}

button:hover {
    border-color: #f5a524;
    color: #f5a524;
}