fishing-minigame/html/styles.css

html {
    background: #eee;
}

h1:before {
    display: inline;
    content: '~ ';
}

h1:after {
    display: inline;
    content: ' ~';
}

body {
    width: min(80%, 700px);
    margin: auto;
    font-size: 18px;
}

h1 {
    font-size: 1.5em;
}

h2 {
    font-size: 1.2em;
}