theme.css

@font-face {
    font-family: "Puffy";
    src: local("Puffy"), url("assets/fonts/puffy.regular.otf");
}
@font-face {
    font-family: "Handwritten Madness";
    src: local("Handwritten Madness"), url("assets/fonts/handwritten-madness.regular.otf");
}

:root {
    --background-color: #f3f0f0ff;
    --weak-color: #f4d7d7ff;
    --mid-color: #e9afafff;
    --strong-color: #de8787ff;
    --stronger-color: #a02c2cff;
    --extreme-color: #501616ff;
    --black-color: #280b0bff;
}

body {
    user-select: none;

    margin: 0;
    background-color: var(--background-color);

    color: var(--black-color);
    font-family: "Handwritten Madness";
    font-size: 32px;
}

h1 {
    color: var(--stronger-color);

    font-family: "Puffy";
    font-size: 128px;
    text-align: center;
}

h3 {
    margin-top: 16px;
    margin-bottom: 16px;

    color: var(--strong-color);

    font-family: "Puffy";
    text-align: center;
}

h6 {
    color: var(--weak-color);

    font-family: "Puffy";
    text-align: center;
}

a {
    text-decoration: none;
    color: inherit;
}

.background {
    width: 100vw;
    height: 100vh;

    position: absolute;

    top: 0;
    left: 0;
    z-index: -100;
}

.bar {
    display: flex;
    align-items: center;

    background-color: var(--mid-color);

    border-radius: 16px;

    margin: 16px;
    height: 48px;

    text-transform: uppercase;
    font-size: 38px;
}

.bar * {
    margin-left: 16px;
}

.bar .button {
    height: 100%;
}

.bar .selected {
    color: var(--stronger-color);
}

.bar div:last-child {
    margin-left: auto;
}

#home-tab {
    height: 40px;
    width: 35px;
}

#home-tab:not(.selected) {
    opacity: 50%;
}

#home-tab .selected {
    opacity: 100%;
}

.button {
    display: flex;
    align-items: center;
    justify-content: center;

    min-height: 48px;

    border-radius: 16px;

    padding-left: 16px;
    padding-right: 16px;
}

.click-button {
    background-color: var(--strong-color);
}

.select-button {
    color: var(--weak-color);
    background-color: var(--mid-color);
}

.select-list {
    background-color: var(--mid-color);

    display: flex;
    flex-direction: column;

    margin-top: 16px;
}

.select-item {
    width: 100%;

    text-align: center;

    margin-top: 8px;
    margin-bottom: 8px;
    
}

.select-item:not(.selected) {
    color: var(--weak-color);
}

.select-item:is(.selected) {
    color: var(--strong-color);
}

.select-separator {
    height: 6px;
    width: 60%;
    border-radius: 32px;
    background-color: var(--weak-color);
}