:root {
  --gradient: linear-gradient(90deg, #637cbb, #485e95);
}

* {
  font-family: "Open Sans", sans-serif;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  text-decoration: none;
  outline: none;
  text-transform: capitalize;
  transition: all 0.2s linear;
}

*::selection {
  background: #fff;
  color: #333;
}

html {
  font-size: 62.5%;
  overflow-x: hidden;
}

body {
  background: #333;
}

section {
  padding: 0 7%;
}

.btn {
  padding: 0.6rem 3rem;
  font-size: 2rem;
  margin-top: 1rem;
  cursor: pointer;
  border: none;
  background: var(--gradient);
  color: #fff;
}

.btn:hover {
  background: #fff;
  color: #333;
}

.heading {
  text-align: center;
  font-size: 3rem;
  color: #fff;
  padding: 1rem;
  padding-top: 8.5rem;
  width: 50rem;
  margin: 0 auto;
}

header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: fixed;
  top: 0;
  left: 0;
  background: var(--gradient);
  z-index: 1000;
  padding: 2rem 7%;
}

header .logo {
  font-size: 2.5rem;
  color: #fff;
}

header .navbar ul {
  display: flex;
  align-items: center;
  justify-content: center;
  list-style: none;
}

header .navbar ul li a {
  font-size: 2rem;
  margin-left: 2rem;
  color: #fff;
  position: relative;
}

header .navbar ul li a::before {
  content: "";
  position: absolute;
  bottom: -0.5rem;
  right: 0;
  height: 0.2rem;
  width: 0%;
  background: #fff;
  transition: 0.2s linear;
}

header .navbar ul li a.active::before,
header .navbar ul li a:hover::before {
  left: 0;
  width: 100%;
}

header #menu {
  font-size: 3rem;
  color: #fff;
  cursor: pointer;
  display: none;
}

.home {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  background: url(../images/home-img.jfif) no-repeat;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  padding-top: 9rem;
}

.home .image {
  padding: 1rem;
  flex: 1 1 40rem;
  text-align: center;
}

.home .image img {
  height: 70vh;
  padding-top: 4rem;
}

.home .content {
  padding: 1rem;
  flex: 1 1 40rem;
}

.home .content h1 {
  font-size: 6rem;
  color: #fff;
}

.home .content p {
  font-size: 1.7rem;
  color: #eee;
  padding: 1rem 0;
}

.core {
  min-height: 100vh;
}

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

.core .row .image {
  text-align: center;
  flex: 1 1 30rem;
}

.core .row .image img {
  height: 65vh;
  padding: 3rem 0;
}

.core .row .box-container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  flex: 1 1 70rem;
}

.core .row .box-container .box {
  margin: 2rem;
  padding: 2rem;
  width: 27rem;
  box-shadow: 0 0 1rem rgba(0, 0, 0, 0.5);
  background: #444;
  border-radius: 0.5rem;
}

.core .row .box-container .box:hover {
  background: var(--gradient);
}

.core .row .box-container .box:hover i {
  color: #fff;
}

.core .row .box-container .box h3 {
  font-size: 2rem;
  color: #fff;
}

.core .row .box-container .box h3 i {
  color: #637cbb;
  padding-right: 0.7rem;
}

.core .row .box-container .box p {
  font-size: 1.3rem;
  color: #eee;
  padding: 1rem 0;
}

.about {
  background: #222;
}

.about .row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  padding-top: 3rem;
}

.about .row .image {
  flex: 1 1 45rem;
  text-align: center;
}

.about .row .image img {
  width: 85%;
  border-radius: 0.5rem;
}

.about .row .content {
  flex: 1 1 45rem;
  padding: 2.5rem;
}

.about .row .content h3 {
  font-size: 3.5rem;
  color: #fff;
}

.about .row .content p {
  font-size: 1.8rem;
  color: #eee;
  padding: 1rem 0;
}

.about .row .content p i {
  padding-right: 0.5rem;
  color: #637cbb;
}

.features {
  min-height: 100vh;
}

.features .box-container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

.features .box-container .box {
  text-align: center;
  margin: 1.5rem;
  padding: 1rem;
  border: 0.2rem solid #fff;
  width: 27rem;
}

.features .box-container .box:hover {
  background: var(--gradient);
}

.features .box-container .box i {
  height: 7rem;
  width: 7rem;
  line-height: 7rem;
  text-align: center;
  border-radius: 50%;
  background: #fff;
  color: #333;
  font-size: 3rem;
  margin: 1rem 0;
}

.features .box-container .box h3 {
  color: #fff;
  font-size: 2.5rem;
}

.features .box-container .box p {
  color: #eee;
  font-size: 1.2rem;
  padding: 1rem 0.5rem;
}

.product {
  min-height: 100vh;
  background: #222;
}

.product .box-container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

.product .box-container .box {
  margin: 1.5rem;
  padding: 1rem;
  width: 50rem;
  background: #333;
  box-shadow: 0 0 1rem rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product .box-container .box .image {
  padding: 1rem;
}

.product .box-container .box .image img {
  padding: 0 3rem;
  width: 20rem;
  border-right: 0.1rem solid #ccc;
}

.product .box-container .box .content {
  padding: 1rem;
}

.product .box-container .box .content h3 {
  font-size: 3rem;
  color: #fff;
}

.product .box-container .box .content p {
  font-size: 1.3rem;
  color: #eee;
  padding: 1rem 0;
}

.product .box-container .box .content .price {
  font-size: 3rem;
  color: #fff;
}

.contact {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  padding-top: 8.5rem;
  padding-bottom: 4rem;
}

.contact form {
  flex: 1 1 40rem;
  background: #444;
  padding: 3rem;
  box-shadow: 0 0 1rem rgba(0, 0, 0, 0.5);
}

.contact form .box {
  height: 5rem;
  width: 100%;
  background: none;
  border: none;
  border-bottom: 0.1rem solid #ccc;
  font-size: 2rem;
  margin: 1rem 0;
  color: #fff;
  text-transform: none;
}

.contact form textarea {
  height: 15rem;
  width: 100%;
  background: none;
  border: none;
  border-bottom: 0.1rem solid #ccc;
  font-size: 2rem;
  margin: 1rem 0;
  color: #fff;
  text-transform: none;
  resize: none;
}

.contact form .box::placeholder,
.contact form textarea::placeholder {
  text-transform: capitalize;
}

.contact form .box:focus,
.contact form textarea:focus {
  border-color: #637cbb;
}

.contact form .btn {
  width: 100%;
}

.contact .content {
  flex: 1 1 40rem;
  padding: 4rem;
}

.contact .content h3 {
  font-size: 4rem;
  color: #fff;
}

.contact .content p {
  font-size: 1.4rem;
  color: #eee;
  padding: 1rem 0;
}

.contact .content .icons {
  display: flex;
  align-items: center;
}

.contact .content .icons p {
  font-size: 2rem;
  color: #fff;
}

.contact .content .icons i {
  font-size: 2rem;
  color: #637cbb;
  padding-right: 1rem;
}

.footer {
  background: #222;
  text-align: center;
}

.footer .share {
  padding: 1rem 0;
}

.footer .share h3 {
  font-size: 3rem;
  color: #fff;
}

.footer .share a {
  font-size: 3rem;
  color: #fff;
  margin: 3rem 1.4rem;
}

.footer .share a:hover {
  color: #637cbb;
}

.footer .credit {
  padding: 2rem 1rem;
  color: #fff;
  background: #111;
  text-align: center;
  font-size: 2rem;

  padding-bottom: 9rem;
}

.footer .credit a {
  color: #637cbb;
}

/* media queries  */

@media (max-width: 768px) {
  html {
    font-size: 55%;
  }

  header #menu {
    display: block;
  }

  header .navbar {
    position: fixed;
    top: -120%;
    left: 0;
    width: 100%;
    background: #fff;
  }

  header .navbar ul {
    flex-flow: column;
    padding: 2rem;
  }

  header .navbar ul li {
    width: 100%;
    text-align: center;
  }

  header .navbar ul li a {
    display: block;
    background: var(--gradient);
    margin: 1rem 0;
    padding: 1rem;
    font-size: 2.5rem;
    z-index: 0;
  }

  header .navbar ul li a::before {
    height: 100%;
    bottom: 0;
    z-index: -1;
    background: #333;
  }

  .fa-times {
    transform: rotate(180deg);
  }

  header .navbar.nav-toggle {
    top: 7.4rem;
  }

  .home .content {
    text-align: center;
  }

  .core .row .image {
    display: none;
  }

  .contact .content {
    padding: 3rem 0;
  }
}

@media (max-width: 500px) {
  html {
    font-size: 50%;
  }

  .home .content h1 {
    font-size: 4rem;
  }

  .home .image img {
    height: auto;
    width: 90%;
  }

  .heading {
    width: auto;
  }

  .product .box-container .box {
    flex-flow: column;
  }

  .product .box-container .box .image img {
    width: 85%;
    border: none;
  }
}