@charset "utf-8";
@import url(https://fonts.googleapis.com/css?family=Lilita+One);

* {
  user-select: none;
}

canvas {
  padding: 0 !important;
  text-align: center !important;
  margin: 0 auto !important;
}

#oppai-container {
  margin: 0 auto !important;
  text-align: center !important;
  position: -webkit-sticky;
  position: sticky;
  top: 56px;
  padding-top: 20px;
  background-color: #fff;
  z-index: 10;
}

.option-container {
  margin-top: 20px;
}

#oppai-canvas {
  background-color: black;
  text-align: center !important;
  margin: 0 auto !important;
}
*,
*::after,
*::before {
  box-sizing: border-box;
}

html {
  height: 100%;
}

body {
  height: 100%;
  margin: 0;
  /* canvasでスクロールできちゃうため */
  overflow: hidden;
  position: relative;
}

footer {
  width: 100%;
  text-align: center;
  height: 30px;
  line-height: 30px;
  background-color: #454c50;
  color: white;
  letter-spacing: 0.1rem;
}

nav {
  background-color: #454c50;
  letter-spacing: 0.5rem;
  position: fixed;
  top: 0;
  z-index: 15;
}

.container {
  margin-bottom: 20px;
  padding-top: 56px;
}

.last-range {
  margin-bottom: 0px;
}

input[type="range"]::-webkit-slider-thumb {
  background: #6e777c;
}

input[type="range"]::-moz-range-thumb {
  background: #6e777c;
}

.snsBtn,
.snsBtn i {
  font-size: 20px;
}

.snsBtn {
  font-weight: bold;
}

.hatena {
  background-color: #008fde;
}

.hatena:hover {
  background-color: #008fde;
}

.twitter {
  background-color: #55acee;
}

.twitter:hover {
  background-color: #55acee;
}

.facebook {
  background-color: #3b5998;
}

.facebook:hover {
  background-color: #3b5998;
}

.opfgBtn,
.opfgBtn:active,
.opfgBtn:focus {
  background-color: #ffa726;
}

.opfgBtn:hover {
  background-color: #ffb74d;
}

.dlBtn-wrapper {
  margin-top: 30px;
}

.dlBtn-wrapper > .btn-large + .btn-large {
  margin-left: 16px;
}

.mjx-chtml[tabindex]:focus,
body :focus .mjx-chtml[tabindex] {
  display: inline-table;
  outline: none !important;
}

#opf {
  /* margin-top: 10px; */
  overflow-x: auto;
}

.resetBtn {
  margin: 0 auto;
  /* margin-top: 20px; */
}

#opfMathDLBtn {
  display: none;
}

/* UX：反比例のため */
#ckb_h {
  direction: rtl;
}

.DLmsg_sp {
  margin-top: 10px;
  color: #c8c8c8;
  line-height: 2rem;
}

/* PC・タブレットのみ */
@media screen and (min-width: 1200px) {
  footer {
    position: absolute;
    bottom: 0;
  }
}

/* スマホ・タブレット対応 */
@media screen and (max-width: 1200px) {
  body {
    overflow: visible;
  }
}

/* スマホ対応 */
@media screen and (min-width: 600px) {
  .DLmsg_sp {
    display: none;
  }
}