index.css

/* 

    blue - #588c7e
    yellow - #f2e394
    orange - #f2ae72
    red - #d96459



    // light-purple purple grey dark-grey
    HEX: #c8c3cc HEX: #563f46 HEX: #8ca3a3 HEX: #484f4f


*/

* {
    margin: 0;
    padding: 0;
}

body {
    background: #563f46;
    font: bold 2rem helvetica, sans-serif;
    width: 100vw;
    height: 100vh;
}

#electron-titlebar .button {
    transform: scale(2.8);
    margin: 1rem;
}

.fill {
    width: 100%;
    height: 100%;
}

.center-content {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    align-items: center;
    justify-content: center;
}

input[type="file"] {
    display: none;
}

.btn {
    border: 0.3rem solid #c8c3cc;
    border-radius: 2rem;
    display: inline-block;
    padding: 6px 12px;
    cursor: pointer;
    color: #c8c3cc;
}

.btn:hover {
    color: #f2e394;
    border-color: #f2e394;
    transition: all .2s ease-in-out;
    transform: scale(1.1);
}

.btn:active {
    color: #f2ae72;
    border-color: #f2ae72;
}

.img {
    height: 16rem;
    border-radius: 1rem;
    margin: 1.5rem;
}

h3 {
    font-family: system-ui, sans-serif;
    color: #191111;
    padding: 3rem;
}

#list ul {
    list-style: none;
}

#list ul li {
    padding: 10px;
    font-size: 1rem;
}

#list ul li a::first-letter {
    font-size: 2rem;
}

#list ul li a {
    font-family: cursive, sans-serif;
    padding: 1rem;
    display: block;
    width: 28rem;
    background-color: #333;
    border-left: 1rem solid #222;
    padding-left: 1.5rem;
    text-decoration: none;
    color: #c8c3cc;
}

#list ul li a:hover {
    transition: all .2s ease-in-out;
    color: #f2e394;
    transform: scale(1.1);
    box-shadow: 10px 10px 20px #000000;
}


/********* Start of Loader Animation */

h1 {
    color: #191111;
    margin: 0;
    height: 6vmin;
    width: 60vmin;
    display: flex;
    justify-content: center;
    position: relative;
}

h1::before {
    content: "";
    display: block;
    position: absolute;
    z-index: -1;
    top: -13vmin;
    left: 14.5vmin;
    width: 31vmin;
    height: 31vmin;
    border-radius: 50%;
    border: 1.3vmin solid currentColor;
    box-sizing: border-box;
}

em {
    color: currentColor;
    font-size: 7.5vmin;
    position: relative;
    font-style: normal;
    width: 10vmin;
    text-align: center;
}

em.planet {
    animation: planet-rotate 8s linear infinite;
    position: relative;
}

em.planet::before {
    content: "";
    position: absolute;
    top: 2.1vmin;
    left: 1.vmin;
    z-index: -1;
    width: 5.5vmin;
    height: 5.5vmin;
    border-radius: 50%;
    background: #f2e394;
}

em.planet.left {
    transform-origin: 20vmin 2.5vmin;
}

em.planet.right {
    transform-origin: -10vmin 2.5vmin;
}

@keyframes planet-rotate {
    to {
        transform: rotate(1turn);
    }
}

/* End of Loader Animation */