body {margin: 0; background:#222; font-family: Arial, Helvetica, sans-serif; color:#fff;}
a {color:#fff;}

ul.topnav {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: #333;
}

ul.topnav li {float: left;}

ul.topnav li a {
  display: block;
  color: white;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}

ul.topnav li a:hover:not(.active) {background-color: #111;}

ul.topnav li a.active {background-color: #4CAF50;}

ul.topnav li.right {float: right;}

@media screen and (max-width: 600px) {
  ul.topnav li.right,
  ul.topnav li {float: none;}
}

.wrap{margin:9px}.panel{background:#424242;padding:18px;border-radius:20px;max-width:1000px;margin:auto;text-align:center}.table-scroll{overflow-x:auto}table{border-collapse:collapse;margin:12px auto 35px;background:#333}th,td{padding:8px 12px;border:1px solid #666;text-align:left}th{text-align:center;background:#2d2d2d}td:not(:first-child){text-align:center}.test{border-top:1px solid #666;padding-top:22px;margin-top:30px}.admin{max-width:1100px;margin:20px auto;padding:0 12px}.admin .card{background:#f7f7f7;color:#111;padding:18px;border-radius:10px}.admin a{color:#0645ad}.admin input,.admin textarea,.admin select{width:100%;box-sizing:border-box;padding:8px;margin:4px 0 12px}.admin button,.button{display:inline-block;padding:9px 13px;background:#333;color:#fff;border:0;border-radius:5px;text-decoration:none;cursor:pointer}.danger{background:#b00020}.readrow{display:grid;grid-template-columns:1fr 1fr auto;gap:8px;align-items:end}.msg{background:#fff3cd;color:#111;padding:10px;border-radius:6px;margin-bottom:12px}

.sort-head{
  display:block;
  width:100%;
  padding:0;
  border:0;
  background:transparent;
  color:#fff;
  font:inherit;
  font-weight:bold;
  text-align:center;
  cursor:pointer;
}

.sort-head::after{
  content:" ↕";
  font-size:.85em;
  opacity:.75;
}

.sort-head[data-direction="asc"]::after{content:" ↑";}
.sort-head[data-direction="desc"]::after{content:" ↓";}

.sort-head:hover,
.sort-head:focus{
  text-decoration:underline;
  outline:none;
}

.test img{
  display:block;
  max-width:100%;
  height:auto;
  border-radius:6px;
  margin:0 auto;
}

.test{
  scroll-margin-top:12px;
}

html {scroll-behavior: smooth;}

.back-to-top {
  position: fixed;
  right: 16px;
  bottom: 22px;
  z-index: 9999;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: #4CAF50;
  color: #fff;
  font-size: 24px;
  font-weight: bold;
  line-height: 1;
  text-decoration: none;
  box-shadow: 0 3px 12px rgba(0,0,0,.35);
  opacity: .92;
}

.back-to-top:hover,
.back-to-top:focus {
  background: #3f9343;
  color: #fff;
  opacity: 1;
  outline: 2px solid #fff;
  outline-offset: 2px;
}

@media screen and (max-width: 600px) {
  .back-to-top {
    right: 10px;
    bottom: 12px;
    width: 42px;
    height: 42px;
    font-size: 22px;
  }
}

.ad-box{
  margin:18px auto 24px;
  text-align:center;
  max-width:100%;
}