html, body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    color: white;
}

html {
    font-family: "Source Sans Pro", "Helvetica Neue", Helvetica, Arial, sans-serif;
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
}

body {
    display: flex;
    flex-direction: column;
}

#background-container {
    position: fixed; 
    width: 100%; 
    height: 100%; 
    overflow: hidden;
    background-color: black;
    z-index: -9999;
}

#upper-background-main {
    background-image: url("background-upper.svg");
}

#lower-background-main {
    background-image: url("background-lower.svg");
}

.half-background-main {
    background-repeat: repeat;
    background-position: left top;
    background-size: 256px 256px;
    -webkit-background-size: 256px 256px;
    -moz-background-size: 256px 256px;
    -o-background-size: 256px 256px;
    width: 100%;
    height: 50%;
}

img, p, h1, h2, ul {
    padding: 0;
    margin: 0;
}

ul {
    padding-left: 1.0rem;
    margin: 0.75rem 0.0rem;
}

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

a:hover {
    opacity: 0.25;
}

header, footer {
    flex: none;
    text-align: center;
}

header {
    margin: 0.5rem auto;
    height: 1.5rem;
}

header img {
    height: 100%;
}

main {
    flex: auto;
    max-width: 1024px;
    width: 100%;
    margin: 1.0rem auto;
}

#app-body, #privacy-body, #release-body {
    width: 100%;
    display: none;
}

.main-body {
    margin: 0.0rem 1.0rem;
    padding: 0.5rem 2.0rem 1.5rem;
    background-color: black;
    border-style: solid;
    border-color: #1c1c1e;
    border-width: 0.25rem;
    border-radius: 1.0rem;
}

.main-title {
    font-weight: 600;
    font-size: 2.75rem;
}

.main-text {
    font-weight: 300;
    font-size: 1.25rem;
}

footer {
    line-height: 1.75rem;
    margin: 0.5rem auto;
}

footer .separator:after {
    content: '\2502';
    color: rgba(64, 64, 64, 255);
}

#social-link img {
    width: 1.5rem;
    height: 1.5rem;
    margin: 0.5rem;
}

.slider-box {
    white-space: nowrap;
    overflow-x: scroll !important;
    overflow-y: hidden !important;
    -webkit-overflow-scrolling: touch !important;
    -moz-overflow-scrolling: touch !important;
    margin: 2.0rem 0.0rem;
    height: 24.0rem;
}

.slider-item {
    aspect-ratio: 4/3;
    -webkit-aspect-ratio: 4/3;
    height: 95%;
    margin-right: 1.0rem;
    display: inline-block;
    position: relative;
}

.slider-item:last-child {
    margin-right: 0.0rem;
}

.slider-item > img {
    height: 100%;
    width: 100%;
    border-radius: 0.5rem;
}