@font-face {
  font-family: "IBM Model 3x Alt4";
  src: url("/fonts/Web437_IBM_Model3x_Alt4.woff") format('woff');
}

@font-face {
  font-family: "IBM DOS ISO8";
  src: url("/fonts/Web437_OlivettiThin_8x14.woff") format('woff');
}


@font-face {
  font-family: "ToshibaSat";
  src: url("/fonts/Web437_ToshibaSat_8x14.woff") format('woff');
}


@font-face {
  font-family: "IBM XGA AI";
  src: url("/fonts/WebPlus_IBM_XGA-AI_12x20.woff") format('woff');
}


@font-face {
  font-family: "DOS-V re JPN24";
  src: url("fonts/Web437_DOS-V_re_JPN24.woff") format('woff');
}


@font-face {
  font-family: "OCR A";
  src: url("fonts/OCRAExtended.woff2") format('woff');
}

@font-face {
  font-family: "madoufmg";
  src: url("fonts/MPLUS2-VariableFont_wght.woff2") format('woff');
}

@font-face {
  font-family: "Source Code Pro";
  src: url("fonts/SourceCode.woff2") format('woff');
}

body::before {
 content: "";
 top: 0;
  right: 0;
  bottom: 0;
  left: 0;
 background-color: black;
 background-image: url("/img/idea 1.png");
 background-attachment: fixed;
 background-size: cover;
 opacity: 0.25;
 position: fixed;
 color: white;
 z-index: -1; 
 filter: hue-rotate(40deg);
}

body {
  background-color: black;
  color: white;
  opacity: 1.0;
}

ul {
  list-style: none;
}

ul li::before {
  content: "* ";
  }
  
.box {
  padding: 10px;
  margin: 20px auto;
  font-family: "OCR A", "madoufmg";
  /*font-family: "IBM DOS ISO8";*/
  font-weight: 400; 
  font-size: 20px;
  line-height: 2.0;
  background-color: #0d0d0d;
  border-width: 3px;
  color: #c9c9c9;
  border-color: darkslategray;
  border-style: solid;
  border-radius: 5px;
  max-width: 900px;
}

pre code {
  font-family: "Source Code Pro";
  font-size: 16px;
  font-weight: 400;
}

pre {
  padding: 15px;
  margin: 0;
  color: darkgrey;
  border-radius: 5px;
  border-style: solid;
  border-color: grey;
  border-width: 3px;
  background-color: black;
}

code {
  padding: 0;
  margin: 0;
}

.box a {
  color: white;
  text-decoration: none;
  background-color: black;
  border-radius: 5px;
  border-bottom: 2px solid gray;
}

.box a:hover {
  color: white;
  text-decoration: none;
  background-color: gray;
  border-bottom: 2px solid darkgray;
}

nav {
  font-size: 24px;
  font-family: "IBM DOS ISO8";
  border: 3px solid gray;
  margin: auto 15px;
  text-align: center;
  padding: 15px;
}

nav a {
  color: white;
  text-decoration: none;
  background-color: black;
  border-radius: 3px;
  margin: 0 10px;
  border-bottom: 2px solid gray;
}

nav a:hover {
  color: white;
  text-decoration: none;
  background-color: gray;
  border-bottom: 2px solid darkgray;
}


.title {
   margin: 15px;
  padding: 5px;
  color: white;
  text-align: center;
  background-color: #0a0a0a;
  letter-spacing: 6px;
}

.title h1 {
  font-size: 36px;
  font-family: "DOS-V re JPN24";
}

.title h2 {
  font-size: 24px;
  font-family: "IBM Model 3x Alt4";
}

.box .title {
  margin: 5px;
  padding: 5px;
  font-family: "ToshibaSat";
  text-align: center;
  font-size: 24px;
  background-color: #0a0a0a;
  color: white;
  letter-spacing: 2px;
}

.box p {
  margin: 0;
}