body {
  padding: 0;
  margin: 0;
}

header {
  display: flex;
  background-image: url(../background/25775.jpg);
  background-size: 100% 800px;
  background-repeat: no-repeat;
  background-attachment: fixed;
  height: 700px;
  width: 100%;
}
header .navegacion {
  display: flex;
  align-items: center;
  width: 100%;
  height: 80px;
  position: fixed;
  background-color: rgba(255, 255, 255, 0.5);
}
header .navegacion .logo {
  display: flex;
  width: 20%;
}
header .navegacion .nav {
  display: flex;
  width: 60%;
  justify-content: center;
}
header .navegacion .nav a {
  text-decoration: none;
  color: #000002;
  font-size: 2rem;
  padding: 1rem;
}
header .navegacion .nav a:hover {
  padding: 2rem;
  border-radius: 15px;
  background-color: #FF6082;
  color: #ffffff;
}
header .navegacion .sesion {
  display: flex;
  width: 20%;
}
header .title {
  display: flex;
  width: 100%;
  height: 100%;
  justify-content: center;
  align-items: flex-end;
  font-size: 4rem;
  color: blueviolet;
}

.construcion {
  display: flex;
  flex-wrap: wrap;
  width: 100%;
  height: 100vh;
  justify-content: center;
  align-items: center;
}
.construcion .img {
  display: flex;
  width: 100%;
  justify-content: center;
}