* {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}

body {
    background: #f1f4f5;
    font-family: Inter, sans-serif;
    font-size: 20px;
    -webkit-font-smoothing: antialiased;
}

a {
    color: #2f79ff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.stack {
    width: 70%;
    max-width: 1150px;
    margin: 25px 0 150px 25px;
    display: flex;
    align-content: flex-start;
}

.paper {
    position: relative;
    flex-shrink: 0;
    width: 100%;

    background: white;
    border-radius: 3px;
    box-shadow: 1px 2px 4px 1px rgba(0, 0, 0, .15);
    padding: 100px;
}

#paper1 {
    top: 45px;
    left: 50px;
}

#paper2 {
    top: 20px;
    left: -100%;
}

#paper3 {
    top: 25px;
    transform: rotate(-4deg);
    left: -200%;
}

h1 {
    font-size: 20px;
    margin-bottom: 50px;
}

h2 {
    font-size: 28px;
    margin-top: 1.5em;
}

p,
ol,
ul {
    color: #333;
    line-height: 1.5em;
}

p {
    margin: 1.5em 0;
}

ol,
ul {
    margin: .5em 0 .5em 2em;
}

ol li,
ul li {
    margin-left: 1em;
    margin-bottom: .5em;
}

li ol {
    list-style-type: lower-alpha;
}

code {
    color: #000;
    font-family: Menlo, monospace;
    background: #f0f0f0;
    border-radius: 2px;
    padding: 4px 8px;
    font-size: 110%;
}

.warn {
    color: #dd0000;
}

footer {
    color: #777;
    font-size: 16px;
    text-align: center;
    max-width: 600px;
    margin: 0 auto 50px;
}

#disclaimer {
    font-size: 14px;
    margin-top: 20px;
    display: inline-block;
    border-top: 1px solid #ccc;
    padding: 20px;
}

@media (max-width: 1100px) {
    .stack {
        width: 85%;
    }
}

@media (max-width: 500px) {
    .stack {
        margin: 0 0 50px 0;
        width: 100%;
    }

    .paper {
        padding: 50px;
    }

    #paper1,
    #paper2 {
        display: none;
    }

    #paper3 {
        left: 0;
        transform: none;
        top: 0;
    }
}