@import url("https://fonts.googleapis.com/css?family=Raleway:100,200,300,400,700&display=swap");
* {
  outline: 0;
  color: #333;
  font-family: "Raleway", sans-serif;
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1.6em;
  margin: 0;
}

*:focus {
  outline: 0;
}

a {
  font-weight: 700;
  text-decoration: none;
}

a:link {
  color: #66E2D7;
}

a:visited {
  color: #66E2D7;
}

a:hover {
  color: #777;
}

a:active {
  color: #777;
}

.wrapper {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding: 50px 36px;
  max-height: 100%;
}

.effect_fade {
  -webkit-animation-name: fadein;
          animation-name: fadein;
  -webkit-animation-duration: 2s;
          animation-duration: 2s;
}

@-webkit-keyframes fadein {
  from {
    opacity: 0;
    -webkit-transform: translateY(5px);
            transform: translateY(5px);
  }
  to {
    opacity: 1;
    -webkit-transform: translateY(0);
            transform: translateY(0);
  }
}

@keyframes fadein {
  from {
    opacity: 0;
    -webkit-transform: translateY(5px);
            transform: translateY(5px);
  }
  to {
    opacity: 1;
    -webkit-transform: translateY(0);
            transform: translateY(0);
  }
}
.h1 {
  font-size: 1.55em;
  position: relative;
  margin-bottom: 60px;
  text-align: center;
  line-height: 1.2em;
  letter-spacing: 0.09em;
}

.h1 span {
  font-size: 0.5em;
  letter-spacing: 0.15em;
}

.h1:after {
  content: "";
  position: absolute;
  background-color: #333;
  width: 50%;
  height: 1px;
  left: 0;
  right: 0;
  bottom: -10px;
  margin: auto;
}

.h2 {
  position: relative;
  font-size: 1.25em;
  margin-top: 3.5em;
  padding-bottom: 10px;
  border-bottom: 1px dashed #333;
}

.flexbox {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  width: 100%;
  max-width: 760px;
}

.txt {
  font-size: 0.9em;
  letter-spacing: 0.09em;
}

.txt_s {
  font-size: 0.82em;
  font-weight: normal;
  line-height: 1.8em;
  padding-left: 2.2em;
}

.bold,
.bold2 {
  font-weight: 700;
}

.bold2 {
  padding: 0 3px 3px 3px;
  border-bottom: 4px solid #66E2D7;
}

.red {
  color: #ff6347;
}

.fa-check-circle {
  font-size: 1.5em;
  margin-right: 0.3em;
  color: #66cdaa;
}

.fa-chevron-circle-right {
  font-size: 1.3em;
  color: #66E2D7;
  margin-right: 10px;
}

.fa-exclamation-triangle {
  font-size: 1.3em;
  margin-right: 0.3em;
  color: #ffd700;
}

.fa-times {
  font-size: 1.7em;
  margin-right: 0.3em;
  color: #ff6347;
}

.models {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  width: 100%;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}

.models img {
  width: 28vw;
  height: 28vw;
  max-width: 180px;
  max-height: 180px;
}

.fixsample {
  display: block;
  width: 100%;
  max-width: 550px;
}

.fixsample2 {
  display: block;
  width: 100%;
}

.flexbox label {
  cursor: pointer;
  margin-bottom: 3em;
  font-size: 0.8em;
}

.flexbox label .h2 {
  font-size: 1.6em;
}

.flexbox input {
  display: none;
}

.flexbox input ~ .en_contents {
  display: none;
}

.flexbox input + label .en_contents {
  display: none;
}

.flexbox input:checked ~ .en_contents {
  display: block;
}

.flexbox input:checked + label .en_contents {
  display: block;
}

.flexbox input:checked ~ .jp_contents {
  display: none;
}

.flexbox input:checked + label .jp_contents {
  display: none;
}

.flexbox #content1 ~ .hide_contents1,
.flexbox #content2 ~ .hide_contents2,
.flexbox #content3 ~ .hide_contents3,
.flexbox #content4 ~ .hide_contents4 {
  display: none;
  -webkit-transition-duration: 0.3s;
          transition-duration: 0.3s;
}

.flexbox #content1:checked ~ .hide_contents1,
.flexbox #content2:checked ~ .hide_contents2,
.flexbox #content3:checked ~ .hide_contents3,
.flexbox #content4:checked ~ .hide_contents4 {
  display: block;
  -webkit-transition-duration: 0.3s;
          transition-duration: 0.3s;
}

.flexbox input + label .h2 .fa-chevron-circle-right {
  -webkit-transition-duration: 0.3s;
          transition-duration: 0.3s;
}

.flexbox input:checked + label .h2 .fa-chevron-circle-right {
  -webkit-transform: rotate(90deg);
          transform: rotate(90deg);
  -webkit-transition-duration: 0.3s;
          transition-duration: 0.3s;
}

.readme_nw {
  width: 46%;
  min-width: 400px;
}