styles.css

@import url("https://necolas.github.io/normalize.css/latest/normalize.css");

html {
    font-family: sans-serif;
    background: #fffefe;
}

h1 {
    font-weight: 200;
    width: fit-content;
    margin: 0.5em auto;
    margin-bottom: 1em;
}

p {
    max-width: 50em;
    margin: 1em auto;
    padding: 0 2em;
}

#slidercontainer {
    max-width: 40em;
    margin: 0 auto;
    margin-top: 6em;
    display: grid;
    grid-template-columns: min-content auto min-content;
}

#slider {
    width: 100%;
    grid-column: 2;
    -webkit-appearance: none;
    appearance: none;
    height: 0.25em;
    background: purple;
    outline: none;
    margin: auto auto;
}

#slider::-webkit-slider-thumb {
    transition: transform .1s;
}

#slider::-moz-range-thumb {
    transition: transform .1s;
}


#slider:hover::-webkit-slider-thumb {
    background: #cc00cc;
    transform: scale(1.5);
}

#slider:hover::-moz-range-thumb {
    background: #cc00cc;
    transform: scale(1.5);
}

#slider:hover {
    background: #cc00cc;
}

#slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 1em;
    height: 1em;
    border-radius: 50%;
    background: purple;
}

#slider::-moz-range-thumb {
    width: 1em;
    height: 1em;
    background: purple;
    border: none;
}

.sliderlabel {
    width: auto;
    margin: 0 1em;
}

@media screen and (max-width: 250px) {
    .sliderlabel {
        margin: 0 0.5em;
    }
}

#maybelabel {
    grid-column: 2;
    margin: 0.5em auto;
}

#yeslabel {
    grid-column-start: 3;
    grid-row: 1;
}

#copylink {
    grid-row: 3;
    grid-column: 2;
    margin: 1em auto;
    height: 3em;
    border: none;
    border-radius: 1em;
    min-width: 8em;
    background: purple;
    color: white;
}

@media (prefers-color-scheme: dark) {
    html {
        background-color: #333333;
        color: #ffffff;
    }
}