html, body {
  background: #000;
  color: #eee;
  font: 20px sans-serif;
  padding: 0;
  margin: 0;
  height: 100%;
}

.content{
  background: #222;
  padding: 20px 5%;
  min-height: 100%;
  margin: 0 auto;
}

@media screen and (min-width: 1000px) {
  .content{
    width: 60%;
  }
}

code{
  background: #333;
  color: #fff;
  padding: 2px 5px;
  border-radius: 5px;
}

a{
  color: #aef;
}

a:hover{
  color: #fff;
}

td{
  padding: 0 20px;
}

nav{
  list-style: none;
  margin: 0;
  padding: 0;
  width: 100%;
  height: 60px;
  background: #222;
  border-bottom: 2px solid #444;
  position: sticky;
  display: flex;
  justify-content: space-between;
  top: 0;
}

nav div a{
  float: left;
  display: block;
  padding: 14px 20px;
  margin: 2px;
  line-height: 28px;
  background: #333;
  color: #aaa;
  text-decoration: none;
  display: inline;
}

nav div a:hover{
  background: #444;
}

input{
  background: #333;
  color: #eee;
  border: none;
  padding: 5px;
  border-radius: 5px;
  font-family: "Courier New", Courier, monospace;
}

button{
  margin: 10px 0;
  background: #333;
  color: #eee;
  border: none;
  padding: 5px;
  border-radius: 5px;
  cursor: pointer;
}

@keyframes spin{
  0%   { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loading{
  width: 60px;
  height: 60px;
  border: 10px solid #eee;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 2s linear infinite;
  margin: auto;
}

.loadingRefresh{
  width: 15px;
  height: 15px;
  border: 5px solid #eee;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 2s linear infinite;
  margin: auto;
}

span{
  float: left;
  color: transparent;
}