:root {
 --ih: 98vh;
 --iw: calc(var(--ih)/1.77777778);
}
body {
 margin: 0;
 background-color: #000;
 color: #fff;
 font-family: 'Courier New', Courier, monospace;
}

section.posts h1 {
 font-weight: normal;
 font-size: 1.08rem;
 margin: 0.8rem 1rem 0.4rem 1rem;
}
section.links {
 background-color: #020;
}

section a.logo {
 margin: 2rem auto 0.4rem auto;
 font-size: 0.8rem;
 border: 1px #996 solid;
 border-radius: 8vw;
 width: calc(var(--nav)*0.8);
 padding: 0.8vw;
 color: #ffb;
 background-color: #020;
 text-align: center;
 text-decoration: none;
}

section a.logo:hover {
 color: #ffb;
 background-color: #242;
}
input#button {
 display: block;
 width: calc(var(--nav)*0.7);
 margin: 1.2rem auto 0.2rem auto;
 padding: 0.32rem;
 border-radius: 1rem;
 font-weight: bold;
}
section.posts h1 a {
 display: none;
}

#menu {
  position: relative;
  margin: 0.3rem auto .1rem auto;
  list-style-type: none;
  padding-left: 5px;
  z-index: 1000;
  /* 1 */
  display: inline-block;
  text-align: center;
}
#menu li {
  margin: 0 auto 2px auto;
  padding: 4px 10px;
  border-radius: 5px;
}
#menu li:hover {
  background-color: #242;
  cursor: pointer;
}
#menu li.mobmenu {
 display: none;
}
#forPuzzle {
  position: absolute;
  width: var(--iw);
  height: var(--ih);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  cursor: pointer;
}
.polypiece {
  display: block;
  overflow: hidden;
  position: absolute;
}
.moving {
  transition-property: top, left;
  transition-duration: 1s;
  transition-timing-function: linear;
}
.gameCanvas {
  display: none;
  overflow: hidden;
  position: absolute;
}
main img {
 filter: blur(5px);
 opacity: 0.2;
}
a#ctrl {
 display: none;
}
p.jigsawpuzzles {
 padding: 1rem;
 text-align: left;
}

@media only screen and (max-width: 768px) {
 :root {
  --iw: 80vw;
  --ih: calc(var(--iw)*1.77777778);
 }
 section.posts {
  margin-top: calc(var(--ih)*1);
 }
 section nav.categories {
  margin: 0.5rem auto;
 }
 input#button {
  margin: 1.2rem auto 1.2rem auto;
  width: calc(var(--nav)*0.5);
 }
 section.posts h1 a {
  display: inline;
  text-decoration: none;
  width: 0.7rem;
  height: 0.7rem;
  padding: 0.4rem 0.67rem;
  border: 1px solid #888;
  border-radius: 1.2rem;
 }
 a#ctrl {
  display: block;
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  padding: 0.7rem;
  background-color: #020;
  width: 0.7rem;
  height: 0.7rem;
  border: 1px solid #ffc;
  border-radius: 1ren;
  text-decoration: none;
  text-align: center;
 }
 main {
  background-color: #000;
 }
 #forPuzzle {
  position: absolute;
  width: var(--iw);
  height: var(--ih);
  top: calc(var(--ih)*0.5);
  left: 50%;
 }
 #menu li {
  background-color: #020;
 }
}