<!--espacamento todo -->
<!--espacamento meio com icones -->
nav {
  padding: 1rem 0;
}

#first-block, #second-block, #third-block, #fourth-block {
  padding:3rem 0;
}
#carousel {
  background:#5e39cf;
}
#first-block {
  background:#5e39cf;
}
#second-block {
  background:#7956e1;
}
#third-block {
  background:#5e39cf;
}
#fourth-block {
  background:#7956e1;
}
footer {
  background:#312d7c;
  padding:5rem 0;
}
@media screen and (max-width: 768px) {
  .right {
  float:none;
  }
  nav {
    padding: 0;
  }
}