trianta.dev/default.css

body {
    font-family: Arial, sans-serif;
    font-size: 14px;
    color: #4c4f69;
    line-height: 1.5;
    max-width: 800px;
    margin-inline: auto;
    background: #eff1f5;
    margin: 0px auto;
    padding-top: 80px;
}

canvas {
    margin: auto;
}

#navigation {
    background: #dce0e8;
    position: fixed;
    top: 0px;
    left: 0px;
    right: 0px;
    text-align: right;
    border-bottom-left-radius: 12px;
    border-bottom-right-radius: 12px;
    padding: 16px;
    max-width: 900px;
    margin: auto;
}

#navBarLeft {
    float: left;
    text-align: left;
    font-size: 24px;
}

.navItem {
    margin: 6px;
    margin-top: 0px;
    padding: 8px;
    line-height: 21px;
    text-align: right;
    font-weight: bold;
    border: 2px solid #4c4f69;
    border-radius: 12px;
}

#top {
    margin-bottom: 6px;
    border-radius: 16px;
    border-top-left-radius: 0px;
    margin: 4px auto;
    margin-top: 0px;
    height: 55px;
}

#main {
    margin: 0px auto;
}

.canvas {
    width: 780px;
    height: 600px;
    align-items: center;
    justify-content: center;
    margin: auto;
}

.cardStats {
    font-size: 18px;
}

h1 {
    width: 130px;
    text-align: center;
    display: inline-block;
    font-size: 1.8rem;
    margin: 0px;
    padding: 8px;
    border-top-left-radius: 18px;
    border-top-right-radius: 18px;
}

h2 {
    font-size: 1.8rem;
    text-align: center;
    margin-top: 0;
    margin-bottom: 0.5rem;
}

h3 {
    color: #dc8a78;
    font-size: 1.3rem;
    margin-top: 0;
    margin-bottom: 0;
}

h4 {
    color: #8c8fa1;
    font-size: 1.1rem;
    margin-top: 0;
    margin-bottom: 0.5rem;
}

p {
    margin: 0px;
}

a {
    text-decoration: none;
    color: #8aadf4;
}

a:hover, a:active {
    border-radius: 9px;
    text-decoration: underline;
    text-shadow: 1px 1px 1px #333;
    animation: hover 3s linear infinite;
}

a.button {
    margin: 14px 10%;
    padding: 4px 12px;
    border: 1px outset #bcc0cc;
    border-radius: 9px;
    color: #1e66f5;
    display: inline-block;
    background-color: #ccd0da;
    text-decoration: none;
    width: 80px;
    text-align: center;
}

@keyframes hover {
    0% { box-shadow: 0 0 8px 4px #eff1f5; }
    15% { box-shadow: 0 0 8px 4px #bcc0cc; }
    50% { box-shadow: 0 0 8px 4px #7287fd; }
    85% { box-shadow: 0 0 8px 4px #bcc0cc; }
    100% { box-shadow: 0 0 8px 4px #eff1f5; }
}

@keyframes card {
    0% { box-shadow: 0 0 8px 4px #eff1f5; }
    50% { box-shadow: 0 0 8px 4px #df8e1d; }
    100% { box-shadow: 0 0 8px 4px #eff1f5; }
}

.card {
    background: #ccd0da;
    text-align: center;
    border-radius: 18px;
    animation: card 3s linear infinite;
    width: 800px;
    height: 800px;
    margin: 0px auto;
    margin-top: 25px;
    margin-bottom: 25px;
}

.cardTop {
    background: #e6e9ef;
    border-top-left-radius: 18px;
    border-top-right-radius: 18px;
}

#pong {
    margin: 6px;
    border-radius: 9px;
    background: #494d64;
}