@import url("https://fonts.googleapis.com/css?family=Space+Mono:400,700");

body {
  font-family: "Space Mono", monospace;
  margin:0;
  background-color:black;
  color:white;
}

/* Style the tab */
.tab, .sub-tab {
  overflow: hidden;
  border-bottom: 1px solid red;
  display: flex;
  position: sticky;
  background-color: black;
}

.tab {
  top: 0;
  z-index: 1;
}

.sub-tab {
  top: 58px;
  z-index: 0;
}

/* Style the buttons inside the tab */
.tab button {
    background-color: inherit;
    color:red;
    border: 0;
    outline: none;
    cursor: pointer;
    padding: 14px 0;
    transition: 0.3s;
    font-size: 18px;
    width:calc(100% / 3);
    font-family: "Space Mono", monospace;
    font-weight: 700;
}

.sub-tab button {
    background-color: inherit;
    color:red;
    border: 0;
    outline: none;
    cursor: pointer;
    padding: 4px 0;
    transition: 0.3s;
    font-size: 14px;
    width:calc(100% / 3);
    font-family: "Space Mono", monospace;
}

/* Change background color of buttons on hover */
.tab button:hover {
    background-color: red;
    color:black;
}

.sub-tab button:hover  {
    background-color: red;
    color:black;
}

/* Create an active/current tablink class */
.tab button.active {
    background-color: red;
    color:black;
}

.sub-tab button.active {
    background-color: red;
    color:black;
}

/* Style the tab content */
.tabcontent {
    display: none;
    margin-top:  2px;
    font-family: "Space Mono", monospace;
}

.sub-tabcontent {
    display: none;
    font-family: "Space Mono", monospace;
}

.content {
  margin-left: 1rem;
}

h3, h5 {
  color:red;
  text-decoration: underline;
  text-transform: uppercase;
}

h3:before {
  content: '';
  display: block;
  margin: auto;
  margin-top: 3rem;
}

ul {
  list-style: none;
}

ul li:before {
  content: '# '; color:red; font-weight: bold; margin-left:-20px; text-indent:0;
}

li {
  padding: 5px 0;
}


/* breakpoint down
@media screen and (max-width: 768px) {
}
*/

/* small screens
@media screen and (max-width: 420px) {
}
*/





/* the end */