:root {
  --bg-grey: #333333ad;
  --lightorange: #ffd047;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body,
html {
  height: 100%;
}
body {
  font-weight: bold;
  font-size: 14px;
  font-family: Helvetica, sans-serif;
  color: black;
}
.list {
  display: flex;
}
.list-item, 
.popup-item {
  list-style: none;
}
.topnav {
  overflow: hidden;
  background-color: var(--bg-grey);
  display: flex;
  justify-content: flex-end;
  align-items: center;
}
.topnav a,
.topnav label {
  color: white;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 20px;
}
a:hover,
.topnav label:hover,
a:focus,
.topnav input:focus + label {
  background-color: var(--lightorange);
  color: black;
  outline: none;
}
.list-item__nav,
.list-item__btn {
  float: left;
}
.list-item__check,
.popup-item__check {
  position: absolute;
  -webkit-appearance: none;
  appearance: none;
}
.bg-image {
  height: 90%;
  background-image: url('img/kottans-font.png');
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  filter: blur(8px);
}
.list-item__popup {
  position: fixed;
  text-align: center;
  top: 8%;
  right: 4%;
  background-color: var(--bg-grey);
  z-index: 10;
  visibility: hidden;
  display: grid;
  height: 480px;
  overflow-y: scroll;
  overflow-x: hidden;
}
.popup-item {
  display: grid;
}
.popup-item__more{
  grid-column-start: 1;
}
.list-item__popup, 
.popup-item__more {
  grid-template-columns: repeat(2, 100px);
  grid-gap: 10px;
  grid-row-gap: 10px;
}
.popup-item__more {
  display: none;
}
.list-item__popup a {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.list-item__popup span {
  font-size: 14px;
  padding-top: 8px;
}
.popup-item .popup-item__btn {
  width: 210px;
}
.popup-item__kottans {
  grid-column-start: 1;
  grid-column-end: 3;
}
.list-item__menu:checked ~ .list-item__popup {
  visibility: visible;
  animation-name: show-popup;
  animation-duration: 2s;
}
@keyframes show-popup {
  0% {
    top: 20%;
  }
  50% {
    top: 10%;
  }
  100% {
    top: 8%;
  }
}
.popup-item__else:checked ~ .popup-item__more {
  display: grid;
}
.popup-item__else:checked ~ .popup-item__btn {
  display: none;
}
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  box-shadow: inset 0 0 5px white;
}
::-webkit-scrollbar-thumb {
  background: black;
}
::-webkit-scrollbar-thumb:hover {
  background: yellow;
}