h1, h2, h3 {
  color: #226;
}
ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  width: 12%;
  height: 100%;
  position: fixed;
  overflow: auto;
}

li a {
  background-color: #aaf;
  display: block;
  color: #000;
  padding: 8px 16px;
  text-decoration: none;
}

/* Change the link color on hover */
li a:hover {
  background-color: #226;
  color: white;
}

table, th, td {
  border: 1px solid navy;
  padding: 8px;
}
table {
  border-collapse: collapse;
  width: 60%;
}

td {
  text-align: right;
}

input[type=submit] { padding: 8px 16px;background-color:#aaf;color:#000; margin-bottom: 2em;border-radius: 15px;width: 100%;}
input[type=submit]:hover { background-color: #226; color: white;}
input[type=file] { padding: 8px 16px;background-color:#aaf;color:#000; margin-bottom: 2em;border-radius: 15px;width: 60%;}
input[type=file]:hover { background-color: #226; color: white;}
b
button {padding: 8px; background-color:#99f; color:#000;border-radius: 15px;}
button:hover { background-color: #226; color: white;}
.action{padding: 8px 16px;margin-top: 2em;margin-right: 3em; background-color: #aaf;color: #000;border-radius: 15px; width: 100%;}
.action:hover { background-color: #226; color: white;}

/* Port selection inputs */
.psel {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  margin-top: 1em;
}
.psel + img {
  cursor: pointer;
  opacity: 0.4;
  padding: 8px;
}
.psel:checked + img {
/*  outline: 2px solid #f00;*/
  opacity: 1.0;
}
object {
 margin: 0.5em 0.5em;
}
.cbgroup {
  display: inline-block;
  text-align: center;
}
.cbgroup label {
  display: block;
}

.disabled{ opacity: .4; background-color: #f88; color: #000}
.isSFP{ opacity: .4; background-color: #660;}
.isNOK{ color: #900;}
.isOK{ color: #090;}
.ip{padding:8px 16px;margin-bottom: 1em;margin-left: 1em}
.row {display: flex;}
.rcol {flex: 90%;}
.lcol {flex: 10%;}
span::before{ content:''; position: absolute; top: 40px; left:0; width: 100%; height: 2px; background: #aaf;}

/* Login page */
.login_page {margin: 0; padding: 0; background: #aaf; height: 100vh; overflow: hidden;}
.center{
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -40% );
  width: 500px; height: 400px;
  background: white;
  border-radius: 2px;
}

.center h1 {
  text-align: center;
  border-bottom: 1px solid silver;
}

.center form {
padding: 0 60px;
box-sizing: border-box;
}
form .txt_field{
position: relative;
border-bottom: 2px solid #adadad;
margin: 30px 0;
}
.txt_field input { width: 100%; padding: 0 5px; height: 40px; font-size: 16px; border: none;
  background: none;
  outline: none;}
.txt_field label { position: absolute; top: 50%; left: 5px; color:#adadad; transform: translateY(-50%);
  font-size: 16px; pointer-events: none;transition: .5s; }
.txt_field span::before{ content:''; position: absolute; top: 40px; left:0; width: 100%; height: 2px; background: #aaf;}
.txt_field input:focus ~ label,
.txt_field input:valid ~ label { top: -5px; color: #aaf; }