*, :after, :before {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}
body{
  font-family: 'Open Sans';
}

.hero{
  display: -webkit-flex;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
  justify-content: space-around;
  flex-direction: row;
  align-items: center;
  background: linear-gradient(135deg, #8600ca 0%,#450069 50%,#1f001f 78%);
  padding: 30px 0;
  margin-bottom: 30px;
}
.hero__left{
  width: 50%;
  text-align: center;
  padding-left: 10%;
}
.hero__right{
  width: 50%;
  text-align: right;
}
.hero__right .tree-container{
  width: 100%;
}
.hero__left h2{
  color: #fff;
  font-size: 40px;
  font-weight: 300;
  text-align: right;
}
.hero__left p{
  color: #fff;
  text-align: right;
}
.header{
  padding: 20px 30px 20px;
 /* // background-color: #F0F8FF; */
  background: linear-gradient(160deg,red,yellow,DeepSkyBlue,DeepSkyBlue,white,white,white,yellow);
  border-radius: 100px;
  /*box-shadow: 0 2px 5px rgab(0,0,0,.2);*/
  box-shadow: rgb(38, 57, 77) 0px 20px 30px -10px;
}
.header nav{
  display: inline-block;
  vertical-align: middle;
}
.header nav ul{
  margin: 0;
  padding: 0;
  list-style: none;
}
.header nav li{
  display: inline-block;
  vertical-align: middle;
  margin-right: 30px;
}
.header nav li a{
  display: block;
  padding: 10px 0;
  color: #333;
  text-decoration: none;
  transition: all ease 0.25s;
}
.header nav li a:hover{
  color: #D1C4E9;
}
.logo{
  display: inline-block;
  vertical-align: middle;
  color: #333;
  font-size: 24px;
  text-decoration: none;
  margin-right: 30px;
}
.main{
  padding: 0  0 20px;
}
.main section{
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
}
.main article{
  width: 50%;
  padding: 0 30px;
  margin-bottom: 30px;
}
.footer{
  background-color: #e2e2e2;
  padding: 20px 30px;
}
@media(max-width: 560px){
  .main article{
    width: 100%;
  }
}