@media (min-width: 50em) {
  @font-face {
    font-family: "Courier", Courier, serif;
    font-weight: normal;
    font-style: normal;
  }
  @font-face {
    font-family: "Courier", Courier, serif;
    font-weight: bold;
    font-style: normal;
  }
}

@media (prefers-color-scheme: light) {
  html {
    background: #fefefe;
    color: #5a0d00;
  }
}

@media (prefers-color-scheme: dark) {
  html {
    background: #1c1d22;
    color: #ffffff;
  }
}

html {
  font-size: 16px;
  font-size: calc(0.8rem + 0.3vw);
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
}

b, strong, th {
  font-weight: 600;
}

a {
  color: inherit;
  text-decoration: inherit;
}

a:hover {
  text-decoration: underline;
}

article a {
  color: #68f;
}

header time {
  color: #8e8e91;
}

hr {
  border: 1px solid rgba(142, 142, 145, 0.3);
  margin: 2em 0;
}


blockquote p {
  opacity: .7;
}

blockquote, figure {
  margin: 1em 0;
}

img, li {
  margin: .5em 0;
}

img {
  border-radius: 2px;
  max-width: 100%;
  height: auto;
}

 table {
 border-collapse: collapse;
 border: 2px black solid;
 font: 12px sans-serif;
 }
 
 td {
 border: 1px black solid;
 padding: 5px;
 }
 
 th {
 border: 1px black solid;
 padding: 5px;
 background-color: #636363;
 color: white;
 }
 
 p {
 font: 12px sans-serif;
 }


pre {
  background: rgba(142, 142, 145, 0.12);
  border-radius: 2px;
  font-size: .8em;
  margin: 1.5em 0;
  padding: .8em 1.2em;
  overflow-x: auto;
}

:not(pre) > code {
  font-size: .9em;
  background: rgba(142, 142, 145, 0.15);
  opacity: .7;
  border-radius: 2px;
  margin: 0 .1em;
  padding: .2em .4em;
}

body > header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.02);
  box-shadow: 0 0 .6em rgba(28, 29, 34, 0.05);
  border-bottom: 1px solid rgba(142, 142, 145, 0.16);
  font-size: 14px;
  line-height: 0px;
  letter-spacing: 0.088em;
  font-weight: 300;
  font-style: normal;
}

body > header > a {
  font-size: 1.3em;
  margin: .2em 0;
}

article header {
  margin-bottom: 1.5em;
}

article header h1 {
  font-size: 1.8em;
  margin: 0 0 .1em;
}

nav {
  margin: .4em -.8em;
}

nav a {
  margin: .4em .8em;
}

body > header, body > article, body > footer {
  padding: 1.5em;
}

@media (min-width: 32em) {
  body > header, body > article, body > footer {
    padding: 1.5em calc(38% - 12em);
  }
}

textarea {
  width: 100%;
  height: 150px;
  padding: 12px 20px;
  box-sizing: border-box;
  border: 2px solid #ccc;
  border-radius: 4px;
  background-color: #f8f8f8;
  font-size: 16px;
  resize: none;
}

.subnav {
  overflow: hidden;
  background-color: #636363;
}

.subnav a {
  float: left;
  color: #f2f2f2;
  text-align: center;
  padding: 8px 16px;
  text-decoration: none;
  font-size: 16px;
}

.topnav {
  overflow: hidden;
  background-color: #636363;
}

.topnav a {
  float: left;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.topnav a:hover {
  background-color: #ddd;
  color: black;
}

.topnav a.active {
  background-color: #4CAF50;
  color: white;
}

.button {
  border-radius: 12px;	
  background-color: #04AA6D;
  border: none;
  color: white;
  padding: 4px 16px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  margin: 4px 2px;
  cursor: pointer;
}


.disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

#description {
  width: 80%;
  max-width: 1200px;
  min-width: 600px;
}

#chooseColTable {
  font-family: Arial, Helvetica, sans-serif;
  border-collapse: collapse;
  width: 100%;
}

#chooseColTable td, #chooseColTable th {
  border: 1px solid #ddd;
  padding: 8px;
  min-width: 100px;
}



#chooseColTable th {
  padding-top: 12px;
  padding-bottom: 12px;
  text-align: left;
  background-color: #04AA6D;
  color: white;
}