@import url("https://fonts.googleapis.com/css2?family=Open+Sans:wght@300;400&display=swap");

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Open Sans", sans-serif;
  background: #fff;
  color: #333;
  line-height: 1.6;
}
ul {
  list-style: none;
}

a {
  color: #333;
  text-decoration: none;
}
h1,
h2 {
  font-weight: 300;
  line-height: 1.2;
}

p {
  margin: 10px 0;
}
img {
  width: 100%;
}
/*Navbar*/
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #333;
  color: #fff;
  opacity: 0.8;
  width: 100%;
  height: 70px;
  position: fixed;
  top: 0px;
  padding: 0 30px;
  transition: 0.5s ease-in;
}
.navbar.top{
  background: transparent;
}
.navbar a {
  color: #fff;
  padding: 10px 20px;
  margin: 0 5px;
}
.navbar a:hover {
  border-bottom: #28a745 2px solid;
}
.navbar ul {
  display: flex;
}
.navbar .logo {
  font-weight: 400;
}

/*Header*/
.hero {
  background: url("../img/home/showcase.jpg") no-repeat center center/cover;
  height: 100vh;
  position: relative;
  color: #fff;
}
.hero .content {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
}

.hero .content h1 {
  font-size: 55px;
}
.hero .content p {
  font-size: 23px;
  max-width: 600px;
  margin: 20px 0 30px;
}
.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
}

.hero * {
  z-index: 10;
}
.hero.blog{
  background: url('../img/home/blog.jpg') no-repeat center center/cover;
height: 30vh;
}
/*Icons*/
.icons {
  padding: 30px;
}
.icons h3 {
  font-weight: bold;
  margin-bottom: 15px;
}
.icons i {
  background: #28a745;
  color: #fff;
  padding: 1rem;
  border-radius: 50%;
  margin-bottom: 15px;
}

/*Cases*/

.cases img:hover {
  opacity: 0.7;
}

/*Team*/

.team img {
  border-radius: 50%;
}

/*Callback form*/
.callback-form {
  width: 100%;
  padding: 20px 0;
}

.callback-form label {
  display: block;
  margin-bottom: 0.3125rem;
}
.callback-form .form-control {
  margin-bottom: 0.9375rem;
}

.callback-form input {
  width: 100%;
  padding: 4px;
  height: 40px;
  border: #f5f5f5 1px solid;
}

.callback-form input:focus {
  outline-color: #28a745;
}

.callback-form .btn {
  padding: 12px 0;
  margin-right: 20px;
}

/*Post*/
.post{
  padding: 50px 30px;

}
.post h2{
  font-size: 40px;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: #ccc solid 1px;
}
.post .meta {
  margin-bottom: 30px;
}
.post img{
  width: 300px;
  border-radius: 50%;
  display: block;
  margin: 0 auto 30px;
}
/*Footer*/
.footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  height: 200px;
}
.footer a {
  color: #fff;
}

.footer a:hover{
  color: #28a745;
}

.footer .social > *{
  margin-right: 30px;
}
/*Mobile*/
@media(max-width:768px){
  .navbar{
    flex-direction: column;
    height: 120px;
    padding: 20px;

  }
  .navbar a{
    padding: 10px 10px;
    margin: 0 3px;
  }

  .flex-items{
    flex-direction: column;
  }
  .flex-columns .column, .flex-grid .column {
flex: 100%;
max-width: 100%;
  }
.team img{
  width: 70%;
}
}

#go-back{
  cursor: pointer;
  position:fixed;
  bottom: 10%;
  left: 1%;
  z-index: 100;
  border: none;
  height: 60px;
  width: 60px;
  text-align: center;
  display: flex;
  justify-content:center;
  align-items:center;
  border-radius: 50%;
  font-size: 1.5em;
  background-color: rgba(255,255,255,.7);
  color: #28a745;
}