CatBoat-Launcher/app/assets/css/index.css

@import url('https://fonts.googleapis.com/css2?family=Raleway:ital,wght@0,100..900;1,100..900&family=Roboto:ital,wght@0,100..900;1,100..900&display=swap');
@import url("https://cdn.jsdelivr.net/gh/hung1001/font-awesome-pro@4cac1a6/css/all.css");

* {
    margin: 0px;
    padding: 0px;
    box-sizing: border-box;
    font-family: "Roboto", sans-serif;
}

body {
    background-image: url("../img/index_wallpaper.gif");
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
    background-attachment: fixed;
}

main {
    position: absolute;
    top: 0px;
    left: 0px;
    right: 0px;
    bottom: 0px;
    width: 100%;
    height: 100%;
}

main > nav {
    margin-left: 1rem;
    width: 20%;
    height: 100%;
    background-color: #3e3e3ee6;
}

main > nav > img {
    width: 70%;
    margin-left: 15%;
    margin-top: 3%;
    margin-bottom: 10px;
}

details > article {
    margin-left: 20px;
    margin-right: 20px;
    margin-top: 5px;
    background-color: #343434;
    padding: 7px 7px 7px 7px;
    color: #ffffff;
    box-shadow: rgba(0, 0, 0, 0.5) 0px 3px 8px;
}

details > summary {
    text-align: center;
    list-style: none;
}

button.nav {
    position: relative;
    width: 100%;
    height: 40px;
    border: none;
    cursor: pointer;
    font-size: large;
    text-align: left;
    padding: 13px 13px 13px 13px;
    margin-bottom: 10px;
    background-color: transparent;
}

button.nav > i {
    position: relative;
    width: 35px;
    height: 35px;
    margin-left: 8px;
    text-align: center;
    padding-top: 0.67rem;
    border-radius: 10px;
    vertical-align: middle;
    background-color: gray;
}

button.nav > span {
    margin-left: 12px;
    color: #ffffff;
}

img.logo {
    width: 60%;
}

img.mascot {
    width: 50%;
    float: right;
    margin-top: calc(300px - (50% + 12px));
}

fieldset {
    font-size: small;
    border: none;
}

fieldset > legend {
    font-weight: bolder;
    margin-bottom: 5px;
}

input[type=radio] {
    accent-color: #12865c;
}

button.classic {
    color: #ffffff;
    width: 96%;
    height: 30px;
    border: none;
    cursor: pointer;
    outline: none;
    margin-left: 2%;
    margin-top: 5px;
    transition: .3s;
    border-radius: 5px;
    background-color: #39aa6d;
}

button.classic:hover {
    background-color: #359e66;
}

button.close {
    float: right;
    color: #ffffff;
    width: 30px;
    height: 30px;
    border: none;
    cursor: pointer;
    outline: none;
    transition: .5s;
    margin-top: 15px;
    margin-right: 15px;
    border-radius: 5px;
    background-color: #0000001c;
}

button.close:hover {
    background-color: #4e4e4e25;
}

button.play {
    background-color: #39AA6D;
    color: #FFFFFF;
    border: none;
    width: 300px;
    height: 65px;
    font-size: 28px;
    font-weight: normal;
    cursor: pointer;
    margin: auto;
    outline: none;
    border-radius: 30px 15px 30px 15px;
    transition: background-color 0.3s;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

button.play:hover {
    background-color: #2E8B57;
}

button.default {
    width: 40px;
    color: #ffffff;
    height: 40px;
    cursor: pointer;
    border: 0px;
    outline: none;
    font-size: 16px;
    transition: .3s all;
    border-radius: 10px;
    background-color: #00000036;
}

button.default:hover {
    background-color: #00000060;
}

p.players {
    width: 185px;
    padding: 3px 3px 3px 3px;
    font-size: larger;
    font-style: italic;
    background: #f0f0f033;
    font-weight: bolder;
    border-radius: 15px;
    text-align: center;
    font-family: "Raleway", sans-serif;
    margin-top: calc(300px - 40px);
}

p.players > span {
    width: 100%;
}

p.players > span > span {
    font-family: "Roboto", sans-serif;
    text-align: center;
}

main > footer {
    position: absolute;
    display: flex;
    flex-wrap: wrap;
    left: 60px;
    right: 60px;
    bottom: 70px;
    height: 300px;
}

main > footer > section.left {
    width: 20%;
    height: 100%;
}

main > footer > section.left > button.default {
    margin-top: calc(300px - (40px + 12px));
}

main > footer > section.center {
    width: 60%;
    height: 100%;
    text-align: center;
}

main > footer > section.right {
    width: 20%;
    height: 100%;
}

[hidden] {
    display: none;
    visibility: hidden;
}