* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background-color: #fff;
  color: #333;
  overflow-x: hidden;
}


.barra-superior {
  background-color: blue;
  color: white;
  font-weight: bold;
  font-size: 0.75rem;
  height: 35px;
  line-height: 35px;
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1001;
  text-align: center; 
  padding-right: 0px;
}


.barra-navegacion {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 60px;
  background-color: white;
  border-bottom: 1px solid #ddd;
  width: 100%;
  position: fixed;
  top: 35px;
  left: 0;
  z-index: 1000;
}

.expo2 {
  font-family: "Instrument Serif", serif;
  font-weight: 400;
  font-style: italic;
}

.titu{
  font-family: "Instrument Serif", serif !important;
  font-weight: 400;
  font-style: italic; 
}

.navegacion-izquierda,
.navegacion-derecha {
  display: flex;
  align-items: center;
}

.navegacion-izquierda a,
.navegacion-derecha a {
  margin: 0 1.5rem;
  font-size: 0.95rem;
}

.navegacion-centro {
  display: flex;
  justify-content: center;
  align-items: center;
  transform: translateX(-19px);
}

.barra-navegacion a {
  text-decoration: none;
  color: blue;
  font-weight: bold;
  font-size: 0.85rem;
}

.barra-navegacion::after {
  content: "";
  display: block;
  width: 100%;
  height: 1px;
  background-color: blue;
  position: absolute;
  bottom: 0;
  left: 0;
}

.imagen-logo {
  height: 70px;
  object-fit: contain;
  margin-left: -30px;
}


.hamburguesa {
  display: none;
  flex-direction: column;
  cursor: pointer;
  margin-right: 1rem;
}

.hamburguesa span {
  height: 3px;
  width: 25px;
  background: blue;
  margin: 4px 0;
  border-radius: 2px;
}


.menu-movil {
  display: none;
  flex-direction: column;
  background: white;
  position: fixed;
  top: 95px;
  right: 0;
  width: 100%;
  z-index: 999;
}

.menu-movil a {
  padding: 1rem;
  border-bottom: 1px solid #ddd;
  text-decoration: none;
  color: blue;
  font-weight: bold;
  text-align: center;
}

.menu-movil.activo {
  display: flex;
}


.contenido-expo {
  padding: 0;
  background-color: #fff;
  margin-top: 95px;
}

.contenedor-expo {
  display: flex;
  justify-content: flex-start;
  align-items: stretch;
  gap: 40px;
  width: 100%;
  flex-wrap: nowrap;
  max-width: none;
}

.cuadricula-imagenes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  width: 60%;
}

.imagen-cuadro img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid #ccc;
}

.info-expo {
  display: flex;
  flex-direction: column;
  justify-content: center; 
  align-items: center;
  text-align: center;
  color: blue;
  font-family: "Instrument Serif", serif;
  font-weight: 400;
  flex: 1;
}

.info-expo p {
  max-width: 290px;
  font-size: 0.8rem;
  color: blue;
  font-family: Arial, Helvetica, sans-serif;
  margin-bottom: 1rem;
  line-height: 1.6;
  margin-top: 2rem;
}


@media (max-width: 768px) {
  .navegacion-izquierda,
  .navegacion-derecha {
    display: none;
  }

  .navegacion-centro {
    transform: none;
    margin-left: 1rem;
    justify-content: flex-start;
  }

  .imagen-logo {
    margin-left: 0;
    height: 60px;
  }

  .hamburguesa {
    display: flex;
  }

  .menu-movil {
    display: none;
  }

  .contenedor-expo {
    flex-direction: column;
    align-items: center;
    gap: 40px;
  }

  .info-expo {
    order: -1;
    text-align: center;
    margin-top: 40px; 
  }

  .cuadricula-imagenes {
    grid-template-columns: 1fr 1fr;
    width: 100%;
  }

  .imagen-cuadro img {
    max-width: 100%;
  }

  .barra-superior {
    padding-right: 0;
    text-align: center;
  }
}

@media (min-width: 769px) {
  .barra-navegacion a.expo2 {
    font-weight: normal;
  }
}