base.css

body {
  background-color: #e5e5e5;
  font-family: 'Segoe UI', Arial, serif;
  margin: 0;
}

h1 {
  display: inline-block;
  font-family: Roboto, 'Segoe UI', Times, serif;
  font-size: 2.8em;
  font-weight: 600;
  margin: 0 8px 0 10px;
  min-width: 190px;
}

h2 {
  font-family: 'Segoe UI', Arial, serif;
  font-size: 1.7em;
  font-weight: 500;
}

h3 {
  font-size: 1.3em;
  margin-top: 10px;
}

p {
  margin: 10px;
}

pre {
  background-color: #f7f7f7;
}

a {
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}


/* header */

header {
  margin: 10px;
}

header > .align-center {
  display: flex;
  height: 4em;
  max-width: 190px;
}

header > .align-center > div {
  display: flex;
  flex-direction: column;
}

.version {
  align-self: flex-end;
  background-color: #5f9ea0;
  border-radius: 5px;
  color: white;
  font-size: .8em;
  margin: -62px -15px 0 0;
  padding: 0 5px 2px;
  transform: rotate(12deg);
}

.version[class*=-alpha],
.version[class*=-beta],
.version[class*=-rc] {
  background-color: #a11720;
}

header a:hover {
  text-decoration: none;
}


/* content */

.content {
  margin: 0 10%;
}

.content .pipes {
  padding: 0 20px;
}

/* np-pipe */

np-pipe {
  display: block;
  border-radius: 10px;
  background-color: #fff;
  padding: 10px 20px;
  margin: 20px 0;
}

np-pipe .html-view span:last-of-type {
  display: none;
}

/* nav */

nav > div.search {
  width: 400px;
}

nav > div.search input {
  height: 30px;
  width: 100%;
}

nav .modules {
  display: flex;
}

nav .modules > section {
  margin: 0 20px 20px;
}


/* misc */

.align-center {
  margin: 0 auto;
}

.error {
  color: #900000;
  fill: #900000;
}

.noselect {
   -khtml-user-select: none;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
}

.nodrag {
   -khtml-user-drag: none;
  -webkit-user-drag: none;
     -moz-user-drag: none;
      -ms-user-drag: none;
          user-drag: none;
}

.capitalize {
  text-transform: capitalize;
}

/* help */

help svg:hover ~ div.content {
  display: inherit;
}

help .content {
  color: #555;
  display: none;
  margin: 0;
  padding: 0;
  position: absolute;
}

/* loading */

.loading {
  display: flex;
}

.icon-load {
  animation: spin .8s linear infinite;
  fill: #aaa;
  margin: 0 auto;
  padding: 10px;
}
@keyframes spin {
  100% {
    transform: rotate(360deg);
  }
}

/* input */

input[type='text'],
input[type='number'],
input[type='password'],
select {
  border: 1px solid #ccc;
  border-radius: 5px;
  font-size: .8em;
  padding: 2px 5px;
}

input[type='checkbox'] {
  cursor: pointer;
}

label {
  cursor: pointer;
  display: block;
  font-size: 1.1em;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
       -o-user-select: none;
          user-select: none;
}

input[type='textbox']:checked {
  background-color: #5f9ea0 !important;
}

/* button */

button {
   -khtml-user-select: none;
  background-color: #fff;
  border: 1px solid #ccc;
  border-radius: 5px;
  cursor: pointer;
  display: inline-flex;
  fill: #666;
  font: 13.3333px Arial;
  padding: 7px;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
}

button > a {
  color: #000;
  display: block;
  text-decoration: none;
}

button:hover:not(:disabled) {
  background-color: #5f9ea0;
  color: #fff;
  fill: #fff;
}

button:hover:not(:disabled) > a {
  color: #fff;
  fill: #fff;
}

button:disabled {
  background-color: #bbb;
}

button.active {
  background-color: #5f9ea0;
  color: #fff;
  fill: #fff;
}