body {
  background: #09212E;
}

h1 {
  display: none;
}

.container {
  max-width: 1440px;
  margin: 0 auto;
}

/* -------page header-------- */

.page-header {
  background: #1D3847;
}

.header-container {
  padding: 6px 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.page-header .piskel-clone {
  font-family: Arial;
  font-size: 30px;
  color: rgba(110, 144, 163, 1);
  text-shadow: 0 -1px 0 #000;
  cursor: default;
}

.header-buttons a {
  display: inline-block;
  height: 24px;
  line-height: 24px;
  padding: 0 10px;
  border-style: none;
  border-radius: 2px;
  cursor: pointer;
  font-family: Helvetica;
  font-size: 13px;
  font-weight: bold;
  text-align: center;
  text-decoration: none;
  color: black;
  background-color: gold;
}  

.header-buttons a:hover {
  background-color: #ECAC99;
  transition: 0.1s ease-in;
}

.hero {
  padding-bottom: 70px;
  background: #389965;
}

.hero-container {
  display: flex;
  justify-content: space-between;
}

.hero-info {
  margin-top: 100px;
  margin-left: 30px;
  margin-right: 20px;
  max-width: 585px;
  font-family: Helvetica;
  font-size: 25px;
}

.hero-info .hero-title {
  color: white;
  font-size: 40px;
  line-height: 40px;
  margin-bottom: 10px;
}

.hero-info .hero-title  a {
  font-weight: bold;
  color: #fff;
  text-decoration: none;
}

.hero-info .hero-title  a:hover {
  text-decoration: underline;
}

.hero-info .hero-text {
  color: #CCC;
}

.hero-buttons {
  margin-top: 50px;
}

.sign-in {
  margin-right: 10px;
}

.hero-buttons a {
  display: inline-block;
  height: 40px;
  line-height: 40px;
  padding: 0 10px;
  border-style: none;
  border-radius: 2px;
  cursor: pointer;
  font-family: Helvetica;
  font-size: 17px;
  font-weight: bold;
  text-align: center;
  text-decoration: none;
  color: black;
  background-color: gold;
}

.hero-buttons a:hover {
  background-color: #ECAC99;
  transition: 0.1s ease-in;
}

.hero .hero-screenshots {
  margin-top: 30px;
  height: 500px;
  width: 100%;
  border-top-left-radius: 8px;
  border-bottom-left-radius: 8px;
  background: url('../img/screen-1.png') left top no-repeat;
  background-size: cover;
}

/* -----------sprites example---------- */

.sprite-examples {
  align-items: center;
  display: flex;
  flex-direction: column;
}

.sprite-examples .sprite-examples-title {
  margin-top: 60px;
  font-family: Helvetica;
  color: #fff;
  font-size: 40px;
}

.sprite-examples-container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  width: 884px;
  margin-top: 30px;
  margin-bottom: 50px;
}

.sprite-examples-container .sprite {
  height: 200px;
  width: 200px;
  margin-right: 20px;
  margin-bottom: 20px;
  border: 3px solid #529973;
  border-radius: 5px;
  background-size: cover;
  image-rendering: pixelated;
  transition: 0.1s ease-out;
}

.sprite-examples-container .sprite:last-child {
  margin-right: 0;
}

.sprite-1 {
  background: url('../sprites/sprite-1.gif') center center no-repeat;
}

.sprite-2 {
  background: url('../sprites/sprite-2.gif') center center no-repeat;
}

.sprite-3 {
  background: url('../sprites/sprite-3.gif') center center no-repeat;
}

.sprite-4 {
  background: url('../sprites/sprite-4.gif') center center no-repeat;
}

.sprite-examples-container .sprite:hover {
  transform: scale(1.3);
  transition: 0.1s ease-in-out;
}

/* ---------functionality-------------- */

.functionality {
  background: 	#5B6199;
}

.functionality-container {
  padding: 50px 0;
}

.functionality-container .functionality-title {
  margin-bottom: 50px;
  font-family: Helvetica, Arial, sans-serif;
  font-size: 50px;
  text-align: center;
  color: #fff;
}

.functionality-cards-container {
  margin: 0 auto;
  width: 948px;
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
}

.functionality-card {
  margin-right: 15px;
  margin-bottom: 50px;
  border: 3px solid #1D3847;
  border-radius: 5px;
  background: #0D1132;
}

.functionality-card:nth-child(3n) {
  margin-right: 0;
}

.functionality-cards-container .functionality-card .card-image {
  width: 300px;
  height: 300px;
  background-size: contain;
}

.functionality-card .card-description {
  display: flex;
  width: 100%;
  height: 35px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 18px;
  justify-content: center;
  align-items: center;
  color: #fff;
  background-color: #1D3847;
}

.choose-tool .card-image {
  background: url('../img/tools.png') center center no-repeat;
}

.create-frames .card-image {
  background: url('../img/frames.png') center center no-repeat;
}

.add-layers .card-image {
  background: url('../img/layers.png') center center no-repeat;
}

.canvas-size .card-image {
  background: url('../img/canvas-size.png') center center no-repeat;
}

.animate .card-image {
  background: url('../img/animate.png') center center no-repeat;
}

.export .card-image {
  background: url('../img/GIF.png') center center no-repeat;
}

/* ----------page footer-------- */

.page-footer-container {
  padding: 20px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.page-footer .copyright {
  font-family: Helvetica, Arial, sans-serif;
  color: #fff;
  font-size: 18px;
}

.page-footer .copyright strong {
  font-weight: bold;
}

.page-footer .social {
  display: flex;
  align-items: center;
}

.social .social-title {
  margin-right: 30px;
  font-family: Helvetica, Arial, sans-serif;
  color: #fff;
  font-size: 16px;
}

.social-links a {
  margin-right: 10px;
  font-size: 25px;
  color: #fff;
  text-decoration: none;
  transition: 0.1s ease-in;
}

.social-links .github:hover {
  color: #6cc644;
}

.social-links .vk:hover {
  color: #45668e;
}

.social-links .telegram:hover {
  color: #0088cc;
}


@media only screen and (max-width: 1050px) {
  .hero-container {
    flex-direction: column-reverse;
  }

  .hero-info {
    margin-top: 40px;
  }

  .hero .hero-screenshots {
    width: calc(100% - 10px);
    margin-left: 10px;
  }
}

@media only screen and (max-width: 960px) {
  .sprite-examples-container {
    width: 442px;
  }

  .sprite-examples-container .sprite:nth-child(2n) {
    margin-right: 0;
  }

  .functionality-cards-container {
    width: 627px;
  }

  .functionality-card:nth-child(3n) {
    margin-right: 15px;
  }

  .functionality-card:nth-child(2n) {
    margin-right: 0;
  }
}

@media only screen and (max-width: 640px) {
  .hero .hero-screenshots {
    height: 300px;
  }

  .sprite-examples-container {
    width: 342px;
  }

  .sprite-examples-container .sprite {
    width: 150px;
    height: 150px;
  }

  .functionality-container {
    padding: 0;
    padding-top: 10px;
  }

  .functionality-cards-container {
    width: 256px;
  }

  .functionality-card {
    margin-right: 0;
  }

  .functionality-cards-container .functionality-card .card-image {
    width: 250px;
    height: 250px;
  }
}

@media only screen and (max-width: 510px) {
  .sprite-examples .sprite-examples-title {
    margin-top: 20px;
  }

  .page-footer-container {
    flex-direction: column;
  }

  .page-footer .copyright {
    margin-bottom: 15px;
  }
}

@media only screen and (max-width: 370px) {
  .header-container {
    flex-direction: column;
  }

  .page-header .piskel-clone {
    margin-bottom: 10px;
  }

  .sprite-examples-container {
    width: 332px;
  }
}

@media only screen and (max-width: 332px) {
  .sprite-examples-container {
    margin: 20px auto;
    width: 232px;
  }

  .sprite-examples-container .sprite {
    width: 100px;
    height: 100px;
  }
}