* {
    margin: 0;
    padding: 0;
    outline: none;
    box-sizing: border-box;
}
canvas {
    display: block;
    width: 100vw;
    height: 100vh;
}
main {
    position: fixed;
    display: flex;
    justify-content: center;
    align-items: center;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
}
aside {
    padding: 15px 30px;
    border-radius: 30px;
    width: 490px;
    position: relative;
    left: 0;
    top: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    background: #fff0;
    backdrop-filter: blur(5px);
    opacity: 0;
    transition: all .3s ease;
}
aside:hover {
    opacity: 1;
}
h1 {
    font-family: 'Roboto', sans-serif;
    font-weight: 700;
    font-size: 30px;
}
p {
    font-size: 18px;
    line-height: 28px;
    font-family: 'Roboto', sans-serif;
    font-weight: 400;
}
pre {
    width: 100%;
    line-height: 23px;
    background: #121212;
    overflow-y: hidden;
    overflow-x: auto;
    max-height: 320px;
    cursor: text;
    margin-top: 10px;
    margin-bottom: 15px;
    border-radius: 3px;
}
pre code {
    color: #fff;
}
a {
    cursor: pointer;
    background: #fff;
    border: 2px solid #121212;
    border-radius: 3px;
    font-weight: bold;
    padding: 10px 15px;
    font-family: 'Roboto', sans-serif;
    font-weight: 400;
    transition: all 0.3s ease;
    line-height: 21px;
    color: #121212;
    text-decoration: none;
}
a:hover {
    background: #121212;
    color: #fff;
}