style.css

html{
  color: white;
  font-family: 'Open Sans', 'Arial', sans-serif;
  scrollbar-color: #628bb9 #2c2d55;
  -moz-user-select: none;
  -webkit-user-select: none;
  user-select: none;
}

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track-piece  {
  background-color: #2c2d55;
}

::-webkit-scrollbar-thumb:vertical {
  height: 30px;
  background-color: #628bb9;
  border-radius: 4px;
}

h1, h2, h3{
  color: white;
  text-shadow: 1px 1px 2px #222, 0px 0px 1px black;
}

h1{
  line-height: 0;
  margin-top: 70px;
}

h3{
  margin-bottom: 0;
}

hr{
  border: 1px solid #fff;
  box-shadow: 1px 1px 3px #333;
  border-bottom: none;
}

.new{
  background: rgba(72, 173, 219, 0.5);
  border-radius: 2px;
  padding: 1px 3px;
  font-size: 14px;
  text-shadow: none;
  margin-left: 7px;
}

.fl{
  float: left;
}

.clkb{ /*Clickable*/
  color: #8cf;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
}

.clkb:hover, .clkb:focus{
  outline: none;
  text-decoration: underline;
  color: #adf;
}

.clkb:active{
  color: #cef;
}

#footer{
  font-size: 12px;
  text-align: center;
  text-shadow: 1px 1px 2px #333;
}

#bk{
  position: fixed;
  z-index: -1;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transition: all 0.4s;
  background-image: url(lake-night.jpg);
  background-position: center;
  background-size: cover;
  transform: scale(1.02);
}

#content{
  width: 100%;
  max-width: 600px;
  margin: auto;
}

button{
  color: white;
  width: 100%;
  height: 40px;
  margin: 5px 0px;
  border: 1px solid #fff;
  background: rgba(60, 137, 196, 0.4);
  text-shadow: 1px 1px 2px #333;
  border-radius: 2px;
  transition: all 0.2s;
  font-size: 18px;
}

button:hover:not([disabled]){
  background-color: rgba(114, 170, 219, 0.55);
  cursor: pointer;
}

button:focus{
  outline: none;
  border-color :#4af;
  box-shadow: 0px 0px 4px rgb(92, 169, 226);
}

button:active:not([disabled]){
  background-color: rgba(192, 235, 255, 0.55);
  border-color :#7bf;
}

.rsp_s{
  display: none;
}

@media only screen and (max-width: 600px) {
  h1{
    margin-top: 25px;
  }
}

@media only screen and (max-width: 350px) {
  .rsp {
    display: none;
  }
  .rsp_s{
    display: initial;
  }
}