* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  font-size: 16px;
  scroll-behavior: smooth;
}

/* Global Styling  */
.container {
  max-width: 95%;
  padding: 1rem 18rem;
}

::-webkit-scrollbar {
  display: none;
}

a {
  text-decoration: none;
}

li {
  list-style: none;
  cursor: pointer;
}

i {
  padding: 0rem .3rem;
}
img{
  display: inline-block;
  width: 100%;
}

/* Header Nav Bar*/

.main-head {
  width: 100%;
  height: 3.5rem;
}

.main-head .left img {
  width: 15%;
  float: left;
  margin-right: 10px;
}

.left ul li {
  font-weight: 350;
  display: inline-block;
  padding: 2px;
  margin-top: 10px;
}

ul li a {
  transition: .1s border;
}

.left ul .right {
  margin-left: 40rem;
}

.left ul li a:hover {
  border-bottom: 4px solid blue;
}

/* Main Section */
.main-sec {
  height: 50vh;
  width: 100%;
  background-image: url("img/showcase.jpg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  position: relative;
}

.main-sec .detail {
  position: absolute;
  text-align: center;
  top: 16rem;
  left: 34%;
}

.detail h1 {
  font-size: 25px;
  margin-bottom: 1rem;
}

.detail p {
  font-size: 19px;
  margin-bottom: 2rem;
}

.detail a {
  background-color: #000;
  padding: .9rem;
  color: #fff;
  font-weight: bold;
}

.detail a:hover {
  background-color: rgb(21, 21, 21);
}

/* Card Section */
.flex {
  height: 40vh;
  display: flex;
  flex-direction: row;
}

.flex>div {
  margin: .5rem;
  padding: .5rem;
}

.flex>div h2 {
  font-size: 21px;
  margin: .8rem 0rem;
}

.flex>div a,
.flex>div i {
  margin: .5rem 0rem;
  color: blue;
}

.flex>div a:hover {
  text-decoration: underline;
}

.xbox {
  height: 40vh;
  background-image: url("img/xbox.png");
  background-repeat: no-repeat;
  background-size: cover;
  padding: 2rem;
}

.xbox h1 {
  font-size: 22px;
  margin: .8rem 0rem;
}

.xbox p {
  font-size: 18px;
  width: 40%;
  padding: .4rem;
  margin-bottom: 1rem;
}

.xbox a {
  background: #000;
  color: #fff;
  padding: .8rem;
}

.xbox a:hover {
  padding: .9rem;
  background: #1DA1F2;
}

/* Corousal */

.green {
  height: 40vh;
  background-image: url("img/carbon.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  padding: 2rem;
  color: #fff;

}

.green h2 {
  font-size: 24px;
  margin: 2.5rem 1rem;
}

.green p {
  font-size: 20px;
  margin: 2.5rem 1rem;
  width: 55%;
}

.green a {
  background: #fff;
  padding: .8rem;
  color: #000;
  font-weight: bold;
  margin: 1rem;
}

.icon {
  margin: 1rem 0rem;
  transition: .5s;
}

.icon p,
.icon i {
  font-size: 1.5rem;
}

.icon i:hover {
  background: blue;
  color: white;
}

/* Footer */

.main-footer {
  background: #d3d3d3;
  color: rgb(82, 81, 81);
}

.main-footer ul {
  display: inline-block;
  padding: 1rem 0rem;
  width: 15%;
}

.main-footer h2 {
  margin-bottom: .5rem;
}

.main-footer ul li {
  padding: .3rem;
  font-weight: 300;
}

.main-footer ul li:hover {
  text-decoration: underline;
}

.bottom {
  background: #ccc;
  color: rgb(82, 81, 81);
  padding: 1rem;
}

.bottom ul {
  display: flex;
}

.bottom ul li {
  float: right;
  margin: 0rem .3rem;
}

@media (max-width:800px) {
  * {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    overflow: auto;
  }

  .container {
    padding: 1rem;
  }

  .main-head .left {
    margin: .3rem;

  }

  .main-head .left ul {
    margin: .2rem;
  }

  .main-head .left ul li {
    margin: .7rem;
  }

  .main-head .left img {
    width: 15%;
    margin-top: .5rem;
  }

  .main-head .right {
    display: none;
  }

  .main-sec .detail {
    position: absolute;
    top: 50%;
    right: 25%;
    height: 18vh;
  }

  .flex {
    height: 80vh;
    flex-wrap: wrap;
  }

  .flex>div {
    width: 46%;
    margin-left: 1rem;
  }

  .flex>div img {
    width: 100%;
  }

  .icon {
    text-align: center;
  }

  .main-footer ul {
    display: inline-block;
    width: 25%;
    margin-left: 3rem;
  }

  .bottom li {
    font-size: 16px;
  }

  .bottom ul {
    text-align: center;
    width: 100%;
  }
}

@media(max-width:550px) {
  .container {
    padding: .2rem;
  }

  .main-head .left ul {
    display: none;
  }

  .main-head .left img {
    width: 30%;
    margin: 0px 40%;
  }

  .main-sec h1 {
    font-size: 22px;
  }

  .main-sec p {
    font-size: 16px;
  }

  .main-sec .detail a {
    padding: 12px;
  }

  .xbox {
    text-align: left;
  }

  .xbox {
    background-size: 200%;
    background-position: center;
  }

  .xbox p {
    font-size: 14px;
  }

  .flex {
    height: 190vh;
  }

  .flex>div {
    width: 100%;
    border: 2px solid #ccc
  }

  .green p {
    font-size: 16px;
  }

  .main-footer ul {
    width: 30%;
    margin: 0rem 3rem;
  }

  .bottom {
    display: none;
  }
}