:root {
  --body-font: 'Mulish', sans-serif; 
  --secondary-font: 'Rajdhani', sans-serif; 
}
body {
  font-family: var(--body-font);
  font-size: 16px;
  font-weight: 400;
  color: #000;
  margin: 0;
  line-height: 1;
}

* {
  box-sizing: border-box;
}

.container {
  padding: 0 15px;
  max-width: 1330px;
  margin: auto;
}
.container.lg {
  max-width: 1560px;
}

.flex-row {
  display: flex;
  flex-wrap: wrap;
}
.justify-between {
  justify-content: space-between;
}
.align-center {
  align-items: center;
}

.btn-primary {
  font-family: var(--secondary-font);
  font-size: 16px;
  font-weight: 600;
  background: #22B573;
  color: #fff;
  display: inline-block;
  padding: 12px 16px;
  border-radius: 6px;
  border: 0;
  cursor: pointer;
}
.btn-primary:hover {
  background: #7F7F7F;
  color: #fff;
}

.unstyled-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
}


header {
  padding: 30px 0;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  z-index: 9;
}
header ul li:not(:last-child) {
  margin-right: 52px;
}
header ul a {
  font-family: var(--secondary-font);
  font-size: 16px;
  font-weight: 600;
}
header ul a:hover {
  color: #22B573;
}

@keyframes banner-animation {
	0% {
		transform: translateX(0) translateY(-30px)
	}
  50% {
    transform:  translateX(-50px);
	}
	100% {
		transform: translateX(0) translateY(90px);
	}
}
.main-banner {
  position: relative;
  background: url(../images/main-banner.png) center bottom no-repeat;
  padding-bottom: 53%;
  background-size: cover;
}
.main-banner .caption {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  transform: translateY(-50%);
}
.main-banner h1 {
  font-family: var(--secondary-font);
  font-weight: 700;
  font-size: 50px;
  margin: 0 0 14px 0;
  line-height: 1.2;
}

.main-banner .desc {
  max-width: 384px;
}
.main-banner .image {
  position: relative;
}
.main-banner .image img {
  animation: banner-animation 2s alternate linear infinite ;
  /* animation-fill-mode: forwards; */

}
.main-banner .image:after {
  content: '';
  --circle-size: 503px;
  width: var(--circle-size);
  height: var(--circle-size);
  border-radius: 100%;
  background: #fff;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translateX(-50%) translateY(-50%);
  z-index: -1;
}

h2 {
  font-family: var(--secondary-font);
  font-weight: 700;
  font-size: 44px;
  margin: 0 0 14px 0;
  line-height: 1.2;
}
p {
  line-height: 1.5;
  margin: 0 0 20px 0;
}

.video-holder {padding: 80px 0 0; text-align: center;}
.video-holder h2 {text-transform: capitalize; margin: 0 0 40px;}
.video-holder video {width: 100%; height: 450px; max-width: 800px;}

.about-us {
  padding: 118px 0;
}
.about-us .flex-row {
  display: grid;
  grid-template-columns: 653px auto;
  grid-gap: 49px;
}
.about-us .button-row {
  padding-top: 10px;
}

@keyframes pro-animation {
	0% {
		transform: translateY(-25px);
	}
	100% {
		transform: translateY(25px);
	}
}
.our-products {
  background: #F7F7F7;
  padding: 68px 0;
}
.our-products .flex-row {
  display: grid;
  grid-template-columns: auto 582px;
  grid-gap: 49px;
}
.our-products .image {
  animation: pro-animation 1.5s ease alternate infinite;
}

.text-center {
  text-align: center;
}
.how-it-works {
  padding: 60px 0;
}
.how-it-works h2 {
  font-size: 30px;
  font-weight: 600;
  margin: 0 0 30px 0;
}
.how-it-works .image {
  margin: 0 0 50px 0;
}


.our-solutions {
  padding: 80px 0 100px 0;
  background: #F7F7F7;
}
.our-solutions h2 {
  margin: 0 0 40px 0;
}
.our-solutions .grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-gap: 23px;
}
.our-solutions .card {
  background: #fff;
  border-radius: 26px;
  padding: 26px 30px 30px 30px;
  position: relative;
  overflow: hidden;
}
.our-solutions .card:before {
  content:'';
  width: 0;
  height: 0;
  position: absolute;
  left: -60%;
  bottom: -70%;
  background: #22B573;
  border-radius: 100%;
  transition: all .7s ease;
}
.our-solutions .card * {
  transition: all .4s ease;
  position: relative;
}
.our-solutions .icon {
  --circle-size: 74px;
  width: var(--circle-size);
  height: var(--circle-size);
  border-radius: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #22B573;
  
}
.our-solutions .card *:last-child {
  margin: 0;
}

.our-solutions .card:hover {
  color: #fff;
}
.our-solutions .card:hover .icon {
  background: #7F7F7F;
}
.our-solutions .card:hover:before {
  width: calc(100% + 100%);
  height: calc(100% + 100%);
}

.contact-us h2 {
  margin-bottom: 10px;
}
.contact-us p {
  margin-bottom: 35px;
}

.contact-us .grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.contact-us .image {
  order: 2;
  line-height: 0;
}
.contact-us .image img {
  width: 100%;
}
.contact-us .contact-form {
  padding: 80px 80px 94px 15px;
}
@media screen and (min-width: 1630px) {
  .contact-us .contact-form {
    padding-left: calc((100vw - 1610px)/2);
  } 
}

.contact-us .image {
  background: url(../images/contact-us-banner.png) center center no-repeat;
  background-size: cover;
}
form .grid {
  grid-column-gap: 20px;
}
form .form-group {
  margin-bottom: 25px;
}
form label {
  font-size: 14px;
  font-weight: 400;
  display: block;
  margin: 0 0 10px 0;
}
form label sup {
  color: #D3656D;
  line-height: 0;
}
form .form-control {
  font-size: 14px;
  width: 100%;
  border: 1px solid #E8E8E8;
  background: #F7F7F7;
  border-radius: 6px;
  height: 52px;
  padding: 10px 16px;
  outline: none;
  color: #626262;
}
form textarea.form-control {
  height: 219px;
  resize: none;
}
form .button-row {
  padding-top: 10px;
  text-align: right;
}


footer {
  background: #18283B;
  padding: 51px 0;
  color: #fff;
}
footer .container {
  position: relative;
}
footer .logo {
  margin-bottom: 23px;
}
footer .logo a {
  max-width: 304px;
  display: inline-block;
}
footer .social-list li:not(:last-child) {
  margin-right: 15px;
}
.contact-list li:not(:last-child) {
  margin-right: 60px;
  position: relative;
} 
.contact-list li:not(:last-child):after {
  content: '';
  width: 1px;
  height: 100%;
  background: #5B5B5B;
  position: absolute;
  top: 1px;
  right: -30px;
}
.contact-list a {
  font-size: 14px;
}
.copyright {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translateX(-50%) translateY(-50%);
  font-size: 14px;
}
.scrollup {
  position: absolute;
  right: 15px;
  top: 0;
}

/* Responsive */
@media screen and (max-width: 1440px) {
  .main-banner .image {
    max-width: 550px;
  }
  .main-banner .image:after {
    --circle-size: 390px;
  }
  .main-banner h1 {
    font-size: 40px;
  }

  h2 {
    font-size: 35px;
  }
}
@media screen and (max-width: 1280px) {
  body,
  header ul a {
    font-size: 14px;
  }
 header .logo,
 footer .logo {
  max-width: 200px;
 }
 header ul li:not(:last-child) {
  margin-right: 30px;
 }

 .about-us,
 .our-products,
 .our-solutions {
  padding: 60px 0;
 }

 .about-us .flex-row {
  grid-template-columns: 460px auto;
  grid-gap: 30px;
 }
 .our-products .flex-row {
  grid-template-columns: auto 400px;
 }

 .contact-us .contact-form {
  padding: 50px 15px;
 }
 .copyright {
  font-size: 12px;
 }
}
@media screen and (max-width: 1100px) {
  .main-banner {
    padding-bottom: 65%;
  }
}

@media screen and (max-width: 992px) {
  header {
    padding: 15px 0;
  }
  .main-banner {
    padding: 0; 
  }
  .main-banner .desc {
    max-width: 100%;
  }
  .main-banner .container {
    display: block;
  }
  .main-banner .caption {
    position: static;
    transform: none;
    padding: 100px 0 50px 0;
  }
  .main-banner h1 {
    font-size: 30px;
    line-height: 1.2;
  }
  .main-banner .image {
    display: table;
    margin: 100px auto;
  }
  .main-banner .image img {
    position: relative;
    z-index: 1;
  }
  .main-banner .image:after {
    z-index: 0;
  }

  .contact-us > .grid {
    grid-template-columns: 1fr;
  }
  .contact-us .image {
    padding-bottom: 50%;
  }

  .our-solutions .card {
    padding: 20px;
  }

  footer  {
    padding: 30px 0;
  }
  .copyright {
    position: static;
    transform: none;
    text-align: center;
    margin: 20px 0 0 0; 
  }
}
@media screen and (max-width: 900px) {
  .about-us .flex-row {
    grid-template-columns: 1fr;
  }
  .about-us .image {
    text-align: center;
  }

  .our-products .flex-row {
    grid-template-columns: 1fr;
  }
  .our-products .image {
    text-align: center;
  }

  .our-solutions .grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media screen and (min-width: 767px) {
  .menu-icon {
    display: none;
  }
}
@media screen and (max-width: 767px) {
  .menu-icon {
    width: 30px;
    height: 30px;
  }
  .menu-icon span {
    background: #18283B;
    height: 2px;
    width: 100%;
    display: block;
    margin: 6px 0;
  }
  .navigation {
    position: fixed;
    left: -300px;
    top: 0;
    width: 300px;
    height: 100%;
    background: #18283B;
    z-index: 99;
    display: block;
    padding: 50px 30px;
    color: #fff;
    transition: all .4s ease;
  }

  .menu-open {
    overflow: hidden;
  }
  .menu-open .navigation {
    left: 0;
  }
  
  header ul li:not(:last-child) a {
    padding: 15px 0;
    border-bottom: 1px solid #7F7F7F;
    display: block;
  }
  header ul li:not(:last-child) {
    margin: 0;
  }
  header ul li .btn {
    margin-top: 15px;
  }
}
@media screen and (max-width: 668px) {
  @keyframes banner-animation {
    0% {
      transform: translateX(0) translateY(-30px)
    }
    50% {
      transform:  translateX(-15px);
    }
    100% {
      transform: translateX(0) translateY(50px);
    }
  }

  .our-solutions .grid {
    grid-template-columns: 1fr;
  }

  footer .logo {
    display: table;
    margin: 0 auto 20px auto;
  }
  footer .wrapper {
    flex-direction: column;
    grid-gap: 15px;
  }

  .scrollup {
    top: -20px;
    max-width: 30px;
  }
}

@media screen and (max-width: 450px) {
  .main-banner .image:after {
    --circle-size: 300px;
  }

  .video-holder video {background-color: #000;}

}