body{
  background:#000000;
}

.grid .tile .img{
  visibility: visible;
  border:1px dotted #223;
  background-size:cover;
  background-position:center;
  background-repeat: no-repeat;
  border-radius:5px 5px 0px 0px;
  height:33vh;
}
.grid .tile{
  margin: 0px 15px 15px 0px;
  width:31%;
  float:left;
  background-color:#333;
}

@media (max-width: 890px){
  .grid .tile {
    width:47%;
  }
}
@media (max-width: 713px){
  .grid .tile {
    float:none;
    width:100%;
    margin: 0px 0px 15px 0px;
  }
  form table tr > th:nth-child(3),
  form table tr > td:nth-child(3) {
    display:none;
  }
  .menu br {
    display:initial !important;
  }
}

.grid .tile .text{
  padding: 10px 20px 10px 15px !important;
  font-size:14px;
}

.grid .tile img.icon{
  transform: translate(0,-3px);
}

.clear{
  clear:both;
}

.jumbotron{
  padding:20px 20px;
  background:linear-gradient(45deg,#0000,#0000,#F7F2,#0000,#07F2,#0000,#0000); 
  background:url(./../img/backdrop.jpg);
  background-size: cover;
  background-position: bottom;
  background-repeat: no-repeat;
}

img.icon{
  display: inline-block !important;
  margin-top: 0px;
  margin-bottom: -5px;
  width: 17px;
}

iframe#viewer{
  position: fixed;
  width: 100%;
  height: calc( 99.7vh - 59px);
  margin-top: 0px;
  background: #FFF;
  left: 0;
  top: 62px;
}

/* telescopic text */

u {
  cursor: pointer;
  display: inline;
  text-decoration:none;
  white-space:nowrap;
  font-weight:bold;
  padding:0;
}

u > u,
u > span{
  display: none;
}

u:focus-within > u,
u:focus-within > span {
  display: inline;
}

u span{
  font-weight:normal;
  white-space: normal;
  background:none;
}

/* underline settings */

.telescopic u:nth-child(odd)::before,
.telescopic u:nth-child(even)::before{
  border-bottom:4px solid #F0F;
  content:' ';
  display:inline-block;
  margin-right:5px;
  width:23px;
  height:32px;
  position: absolute;
  animation:fade 1000ms infinite; 
  -webkit-animation:fade 1000ms infinite;
}
.telescopic u:nth-child(odd)::before{
  border-bottom:4px solid #77F;
}

.telescopic * {
  line-height:40px;
}

.vertical u:focus-within > u::after,
.vertical u:focus-within > span::after {
  content:' ';
  display:block;
}

.show > u,
.show > span{
  display:inline;
}

.telescopic u.show::before,
.telescopic u.show::after{
  display:none;
}

/* spectrum ruler */

.spectrum{
  display:block !important;
  box-shadow: 0px 0px 5px #F0F;
}

.spectrum > div,
.ruler{
  margin:3px 0px;
  clear:both;
  background:linear-gradient(90deg, #F07, #77F, #F07);
  height:2px;
}

#spectrumheader{
  position: absolute;
  top: 57px;
  z-index: 1000;
  left: 0px;
  height: 5px;
  width: 100%;
}