*{
margin:0px;
padding:0px;

}

h1 {
  color:white;
  font-family: 'Vivaldi', cursive;
}

h2{
  margin-left: 20px;

}
div.op{
  background-color:rgba(0,0,0,0.5);
  width: 100%;
  height: 100%;

}
p{
  color:white;
  margin-left: 20px;
  margin-right: 20px;
  font-family: 'Tahoma';
  
}

.inicio{

background-image: url("../img/4.jpg");
background-repeat: no-repeat;
background-size: cover;
background-position: center;
width: 100%;
height: 100%;
}

.segundo {
  background-image: url("https://image.freepik.com/vector-gratis/textura-de-pizarra-oscura_1048-1028.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  width: 100%;
  height: 100%;
}