body {
 background-color: black;
 color: white;
 font-family: sans-serif;
}
#nsfw-toggle {
 position: fixed;
 top: 0;
 right: 0;
 padding: 1em;
 background-color: darkslategray;
 -webkit-user-select: none;
 -moz-user-select: none;
 -ms-user-select: none;
 user-select: none;
}
#nsfw-toggle.active {
 background-color: red;
}
.nsfw {
 display: none;
}