#banner {
  text-align: center;
  padding: 23px;
  background-image: url(tctrl.png?t=1);
  background-size: cover;
}

#banner .jumbotron {
  background-color: rgba(255, 255, 255, 0.75);
  border-radius: 5px;
}

.buttoncont {
  margin: 4px;
}

body {
  background-color: #343434;
}

.coreentry {
  margin: 8px;
}

#sender {
  text-align: center;
  padding: 18px;
  margin: 0px auto;
  width: 200px;
}

#entrypanel {
  padding: 5px;
  margin: 5px;
}

.row {
  margin-right: -6px;
  margin-left: -6px;
  margin-top: 5px;
}

.btn-copy {
  width: 150px;
}

.panel{
  display:none;
}