.about {
  max-width: 800px;
  margin-right: auto;
  margin-left: auto;
  padding-top: 6em;
  padding-bottom: 8em;
}
@media screen and (max-width: 500px) {
  .about {
    padding-top: 3em;
    padding-bottom: 4em;
  }
}
.about__txt {
  max-width: 750px;
  font-family: Helvetica, sans-serif;
  color: #444;
  padding-right: 2em;
  padding-left: 2em;
  line-height: 1.5;
  font-size: 18px;
  text-align: center;
  margin-top: 0;
  margin-bottom: 0;
  margin-right: auto;
  margin-left: auto;
}
@media screen and (max-width: 500px) {
  .about__txt {
    font-size: 14px;
  }
}
.audio {
  height: 20vh;
  max-width: 960px;
  margin-right: auto;
  margin-left: auto;
  padding-top: 2em;
  padding-bottom: 3em;
  text-align: center;
}
@media screen and (max-width: 700px) {
  .audio {
    height: auto;
  }
}
audio {
  width: 70%;
}
* {
  box-sizing: border-box;
}
body {
  color: #444;
  background-color: #fff;
  margin: 0;
  padding: 0;
  font-family: Helvetica, sans-serif;
  font-size: 18px;
  min-width: 340px;
}
.clearfix::after {
  content: "";
  display: table;
  clear: both;
}

.border {
  overflow-x: hidden;
  background-color: #eee;
  padding-top: 3em;
  position: relative;
  height: 80px;
}

.border__chick {
  height: 80px;
  width: 100vw;
  position: absolute;
  left: 0;
  bottom: 0;
}


@media screen and (max-width: 800px) {
  .border {
    display: none;
  }
}

.border__chick01 {
  transform: translateX(-10%);
  animation: move01 60s linear infinite;
}
.border__chick02 {
  transform: translateX(100%);
  animation: move02 60s linear infinite;
}


.border__chick-inner {
  height: 80px;
  width: 80px;
  background-position-y: 8px;
  background-repeat: no-repeat;
  background-size: 560px 80px;
}



.border__chick-inner01 {
  background-image: url("../img/chick-sprite.svg");
  animation: goChicky .7s steps(6) infinite;
}

.border__chick-inner02 {
  background-image: url("../img/chick-sprite-back.svg");
  animation: goChicky .7s steps(6) infinite;
}


@keyframes goChicky {
  0% {
    background-position-x: 0;
  }

  100% {
    background-position-x: 100%;
  }
}


@keyframes move01 {
  0% {
    transform: translateX(-10%);
  }

  50% {
    transform: translateX(105%);
  }

  100% {
    transform: translateX(105%);
  }
}

@keyframes move02 {
  0% {
    transform: translateX(105%);
  }

  50% {
    transform: translateX(105%);
  }

  100% {
    transform: translateX(-20%);
  }
}


.footer {
  background-color: #fff;
  padding-top: 10vh;
  padding-bottom: 10vh;
  text-align: center;
}
.footer__link {
  font-family: Helvetica, sans-serif;
  color: #008000;
  text-decoration: none;
}
.gallery-wrapper {
  background-color: #eee;
}
.gallery {
  max-width: 960px;
  margin-right: auto;
  margin-left: auto;
  padding-bottom: 6em;
  padding-top: 6em;
}
@media screen and (max-width: 800px) {
  .gallery {
    padding-bottom: 0;
  }
}
@media screen and (max-width: 700px) {
  .gallery {
    padding-top: 4em;
  }
}
@media screen and (max-width: 500px) {
  .gallery {
    padding-bottom: 0;
    padding-top: 3em;
  }
}
.gallery__link {
  display: block;
  float: left;
  margin: 0;
  width: 33.333333%;
  height: 200px;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}
@media screen and (max-width: 700px) {
  .gallery__link {
    width: 100%;
    height: 500px;
    pointer-events: none;
  }
}
@media screen and (max-width: 500px) {
  .gallery__link {
    height: 300px;
  }
}
.gallery__link_tree {
  background-image: url("../pic/thumb/tree.jpg");
}
.gallery__link_leaf {
  background-image: url("../pic/thumb/leaf.jpg");
}
.gallery__link_garden {
  background-image: url("../pic/thumb/garden.jpg");
}
.gallery__link_chicken {
  background-image: url("../pic/thumb/chicken.jpg");
}
.gallery__link_alder {
  background-image: url("../pic/thumb/alder.jpg");
}
.gallery__link_dog-eat {
  background-image: url("../pic/thumb/dog-eat.jpg");
}
.gallery__link_garden02 {
  background-image: url("../pic/thumb/garden02.jpg");
}
.gallery__link_dog-weed {
  background-image: url("../pic/thumb/dog-weed.jpg");
}
.gallery__link_fog {
  background-image: url("../pic/thumb/fog.jpg");
}
.gallery__link_tree {
  background-image: url("../pic/thumb/tree.jpg");
}
.gallery__link_kitchen {
  background-image: url("../pic/thumb/kitchen.jpg");
}
.gallery__link_land {
  background-image: url("../pic/thumb/land.jpg");
}
.gallery__link_rainy-field {
  background-image: url("../pic/thumb/rainy-field.jpg");
}
.gallery__link_weed {
  background-image: url("../pic/thumb/weed.jpg");
}
.gallery__link_sunny {
  background-image: url("../pic/thumb/sunny.jpg");
}
.gallery__link_yellow {
  background-image: url("../pic/thumb/yellow.jpg");
}
@media screen and (max-width: 700px) {
  .gallery__link_tree {
    background-image: url("../pic/tree.jpg");
  }
  .gallery__link_leaf {
    background-image: url("../pic/leaf.jpg");
  }
  .gallery__link_garden {
    background-image: url("../pic/garden.jpg");
  }
  .gallery__link_chicken {
    display: none;
  }
  .gallery__link_alder {
    background-image: url("../pic/alder.jpg");
  }
  .gallery__link_dog-eat {
    background-image: url("../pic/dog-eat.jpg");
  }
  .gallery__link_garden02 {
    background-image: url("../pic/garden02.jpg");
  }
  .gallery__link_dog-weed {
    display: none;
  }
  .gallery__link_fog {
    background-image: url("../pic/fog.jpg");
  }
  .gallery__link_kitchen {
    display: none;
  }
  .gallery__link_land {
    background-image: url("../pic/land.jpg");
  }
  .gallery__link_rainy-field {
    display: none;
  }
  .gallery__link_weed {
    background-image: url("../pic/weed.jpg");
  }
  .gallery__link_sunny {
    background-image: url("../pic/sunny.jpg");
  }
  .gallery__link_yellow {
    display: none;
  }
}
.icon {
  padding-top: 3em;
  padding-bottom: 2em;
  font-size: 48px;
  text-align: center;
}
.intro {
  height: 100vh;
}
.pic {
  height: 80vh;
  overflow: hidden;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: 50%;
}
@media screen and (max-width: 700px) {
  .pic {
    height: 500px;
  }
}
@media screen and (max-width: 500px) {
  .pic {
    height: 300px;
  }
}
.kitchen {
  background-image: url("../pic/kitchen.jpg");
}
.chicken {
  background-image: url("../pic/chicks.jpg");
}
.birds {
  background-image: url("../pic/yellow.jpg");
}
.rain {
  background-image: url("../pic/rainy-field.jpg");
}
.village {
  background-image: url("../pic/village.jpg");
}
.dog-weed {
  background-image: url("../pic/dog-weed.jpg");
}
.title {
  font-family: 'bentham', serif;
  text-align: center;
  font-size: 78px;
  font-weight: normal;
  color: #444;
  margin: 0;
}
.title_intro {
  padding-top: 20vh;
  letter-spacing: 0.02em;
}
.title_about {
  padding-bottom: 24px;
}
.title_gallery {
  padding-bottom: 1em;
}
@media screen and (max-width: 500px) {
  .title {
    font-size: 48px;
  }
  .title_about {
    padding-bottom: 14px;
  }
}