body{
  margin: 0px;
  padding: 0px;
  font-family:serif;
}

h1{
  position: sticky;
  top: 0px;
  text-align: center;
  font-family: serif;
  font-size: 50px;
  background-color: black;
  color: white;
  margin: 0%;
}

h2{
  text-align: center;
  font-family: serif;
  font-size: 40px;
  margin-left: 50px;

}

 .b1{
  border: 3px solid black;
  width: 80%;
  height: 40%;
  margin: 0 auto;
  font-family: serif;
  a{
    color: black;
    text-decoration: none;
  }
}

h3{
  font-size: 1.5rem;
  padding-top: 50px;
  margin-left: 10%;
  
}

.b2{
  background-color: darkgray;
  margin: 0px 50px 30px 50px;
  border-radius: 10px;
}

.b3{
  padding: 30px;
}

.p1{
  text-align: center;
}

.p2{
  text-align: center;
}

/*.p3{
  position: relative;
  text-align: center;
}
.p3 p{
  position: absolute;
  color: black;
  top: 0;
  left: 50%;
}*/

h4{
  font-size: 1.5rem;
  margin-left: 10%;
}

.sample1{
  text-align: center;
}

.sample{
  padding: 30px;
}

h5{
  font-size: 1.5rem;
  margin-left: 10%;
}

h6{
  font-size: 1.5rem;
  margin-left: 10%;
}

.b7{
  padding: 0px 30px 30px 30px;
}

.k1{
  text-align: center;
}

.k2{
  text-align: center;
}

.k3{
  text-align: center;
}

.k4{
  text-align: center;
}