body{height:100%;width:100%}.nebula{min-height:100vh;width:100%;display:flex;font-size:1.3rem;align-items:center;justify-content:center;transition:all .5s ease-in}.nebula.center{text-align:center}.nebula h1,.nebula h2,.nebula h3{margin:0 0 20px}.nebula h1{font-size:2.5em;font-weight:300}.nebula code{color:var(--cl-code);font-weight:700}.nebula p{max-width:700px;margin:20px auto;line-height:1.7;font-size:1em}.nebula p.message{font-family:Fira Mono,monospace;font-size:.9em}.nebula pre{font-size:13px}.nebula pre::selection{background:#8885}.nebula a:not(.btr):link,.nebula a:not(.btr):visited{color:currentColor;text-decoration:underline;font-weight:600}.nebula a:not(.btr):hover{color:#1e90ff}.moon{--cl-code: #ff4500}.moon .nebula.dust{background:linear-gradient(150deg,#000,#444);color:#fff}.moon .nebula.iris{background:linear-gradient(150deg,#000,#500150);color:#fff}.moon .nebula.ruby{background:linear-gradient(150deg,#000,#792525);color:#fff}.moon .nebula.mist{background:linear-gradient(150deg,#000,#087);color:#fff}.star{--cl-code: #982200}.star .nebula.dust{background:linear-gradient(150deg,#fff,#aaa);color:#000}.star .nebula.iris{background:linear-gradient(150deg,#fff,#500150);color:#000}.star .nebula.ruby{background:linear-gradient(150deg,#fff,#c99);color:#000}.star .nebula.mist{background:linear-gradient(150deg,#fff,#9ed);color:#000}