Errorpages/web/master.css

@font-face {
    font-family: Mont;
    src: url("res/font/Mont-Heavy.otf");
}

html, body, * {
    margin: 0;
    padding: 0;

    color: #f2f3f4;
    background-color: #333333;

    font-family: Mont, sans-serif;
    text-align: center;
}

h1 {
    position: relative;
    top: -1rem;

    background: transparent;

    font-weight: normal;
    font-size: 3rem;
    line-height: 3rem;
}

h2 {
    position: relative;
    top: -1rem;

    font-weight: bold;
    font-size: 9rem;
    line-height: 9rem;

    color: transparent;

    opacity: 1;
    background: repeating-linear-gradient(45deg, #f2f3f4, #f2f3f4 8px, rgba(242, 244, 245, 0.7) 8px, rgba(242, 244, 245, 0.7) 16px);
    background-clip: text;
    -webkit-background-clip: text;
    background-size: 200% 200%;
    animation: barberpole 50s linear infinite;
}

@keyframes barberpole {
    100% {
        background-position: 100% 100%;
    }
}

h3 {
    position: relative;
    top: -1rem;

    font-family: sans-serif;
    font-weight: normal;
    font-size: 1.5rem;
    padding-bottom: 1.5rem;

    width: calc(min(80%, 40rem));
    margin-left: auto;
    margin-right: auto;
}

#mountain {
    width: 100%;
    max-height: 30rem;
    background-color: #4682b4;

    border-top: 2rem solid #4682b4;
}

#rocks {
    width: 100%;
    height: 0.5rem;
    position: relative;
    top: -0.75rem;

    background: transparent url("res/svg/rocks.svg") repeat-x;
    background-size: contain;
}

.subtle {
    padding-top: 2rem;
    font-weight: normal;
    font-family: sans-serif;
    opacity: 0.5;
}

hr {
    margin-top: 2.5rem;
    width: calc(min(20rem, 80%));
    margin-right: auto;
    margin-left: auto;
    opacity: 0.5;
}

a {
    text-decoration: none;
    background: #f2f3f4;
    color: #333333;
    border-radius: 0.5rem;
    padding: 0.75rem;
}

div {
    line-height: 1.5rem;
}

#cloud1 {
    position: absolute;
    top: 1rem;
    width: 100%;
    height: 4rem;

    background: transparent url("res/svg/cloud.svg") no-repeat center;
    background-size: contain;
    opacity: 0.5;
    background-position-x: -8rem;
    animation: cloud-motion-1 30s linear infinite;
}

@keyframes cloud-motion-1 {
     100% {
         background-position: calc(100% + 8rem) 0;
     }
}

#cloud2 {
    position: absolute;
    top: 10rem;
    width: 100%;
    height: 4rem;

    background: transparent url("res/svg/cloud.svg") no-repeat center;
    background-size: contain;
    opacity: 0.5;
    background-position-x: -8rem;
    animation: cloud-motion-1 30s 15s linear infinite;
}

@keyframes cloud-motion-2 {
    100% {
        background-position: calc(100% + 8rem) 0;
    }
}

#cloud3 {
    top: 4rem;
    position: absolute;
    width: 100%;
    height: 4rem;

    background: transparent url("res/svg/cloud.svg") no-repeat center;
    background-size: contain;
    opacity: 0.5;
    background-position-x: -8rem;
    animation: cloud-motion-1 30s 20s linear infinite;
}

@keyframes cloud-motion-3 {
    100% {
        background-position: calc(100% + 8rem) 0;
    }
}