html, body{
  margin:0;
  font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif;
  color: white;
  background-color: black;
  font-size: 16px;
}

*{
  box-sizing: border-box;
}

header{
  background: linear-gradient(to right, rgba(0,0,0,0.9),rgba(0, 0, 0, 0.05)), url('../img/netflix.jpg');
  height: 100vh;
}

nav img{
  width: 167px;
  height: 45px;
  vertical-align: middle;
}

nav a.logo{
  display: inline-block;
  line-height: 90px;
  margin-left: 3%;
}

header nav{
  height: 90px;
}

nav .signin{
  color: #fff;
  float: right;
  background-color: #e50914;
  line-height: normal;
  margin-top: 18px;
  margin-right: 3%;
  padding: 7px 17px;
  font-weight: 400;
  border-radius: 3px;
  font-size: 16px;
  text-decoration: none;

}

.pitch{
  margin:0 3%;
  position: absolute;
  top: 35%;
  font-size: 1.8vw;
}

.pitch_title{
  font-size: 2em;
  margin:0 0 0.2em;
  font-weight:700;
}

.pitch_subtitle{
  margin: 0 0 .5em
}

.btn{
  font-size: 14px;
  letter-spacing: 1.9px;
  font-weight: 400;
  margin: .5em .5em .5em 0;
  padding: 12px 2em;
  color: #fff;
  background-color: #e50914;
  cursor: pointer;
  text-decoration: none;
  vertical-align: middle;
  font-family: Arail,sans-serif;
  border-radius: 2px;
  user-select: none;
  text-align: center;
  border: 0;
}

nav .signin:hover , .btn:hover{
  background: #f40612;
}

nav .trans:hover{
  transition: all 2s ease;
}

#features > nav{
  padding-top: 35px;
  background-color: #141414;
  border-bottom: 2px solid #3d3d3d;
}

#features > nav a{
  text-decoration: none;
  text-align: center;
  vertical-align: top;
  font-weight: bold;
  color: #777;
  height: 125px;
}

#features > nav a:hover{
  color: white;
}

#features > nav a img{
  height: 49px;
}

#features > nav a h2{
  margin: 10px 0 0;
  font-size: 1em;
}

.coloumns{
  display: flex;
}

.coloumn{
display: block;
flex-basis: 0;
flex-grow: 1;
flex-shrink: 1;
}

.center{
  margin: 0 auto;
}

.size-80{
  width: 80%;
}

#features > nav a.is-selected{
  border-bottom: 5px solid #e50914;
  color: white;
}

#features > article > section{
  display: none;
  padding: 40px 0;
}

#features > article > section.is-selected{
  display: block;
}