@charset "utf-8";
:root {
    font-size: 16px;
}
* {
    box-sizing: border-box;
    margin: 0;
}
html {
    min-height: 100%;
}
body {
    color: #000;
    font-family: Arial, sans-serif;
    font-size: 1em;
    line-height: 1.3;
    text-align: center;
}
#wrapper {
    position: relative;
    max-width: 576px;
    min-width: 250px;
    margin: 1rem auto;
    border: solid 2px #000;
    background-color: #fff;
    overflow: hidden;
    padding: 0.5rem;
}

h1 {
    margin: 0.3rem 0;
    font-size: 2em;
    line-height: 1.1;
}
h1 span {
    font-size: 0.7em;
}
h2 {
    font-size: 1em;
    line-height: 1.3;
    margin-bottom: 0;
}
a {
    color: #000;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}
img {
    max-width: 100%;
    height: auto;
    display: inline-block;
}
article p {
    padding-bottom: 0.5rem;
}
@media only screen and (max-width: 575px) {
    #wrapper {
        border: none;
        margin: 0 auto;
    }
    :is(header, article) p br {
        display: none;
    }
}