*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}
body{
  background-color: rgb(4, 4, 7);
  color: white;
}
#contenedor{
  background-color: #0b0e14;
  color: white;
  display: flex;
  justify-content: center;
  gap: 30px;
  padding: 12%;
}
.menubarra{
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: #fdb124;
  padding: 18px;
}
.menu{
  display: flex;
  justify-content: center;
  list-style: none;
  margin: 0;
  padding: 0;
}
.menu li a{
  text-decoration: none;
  color: black;
  font-weight: bold;
  margin: 0 20px;
  transition: color 0.3s ease;
}
.menu a:hover{
  color: white;
}
#titulo{
  height: 400px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  margin-bottom: calc(20px + 2%);
}
.tarjetas{
  width: 400px;
  background-color: #1e2329;
  border-radius: 15px;
  overflow: hidden;
  position: relative;
  transition: transform 0.4s ease;
}
.tarjetas:hover{
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 10px 20px rgba(245, 182, 66, 0.3);
}
.contenido{
  padding: 35px 20px;
}
#etiqueta1{
  position: absolute;
  top: 15px;
  right: 15px;
  background-color: #06b6d4;
  color: black;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: bold;
  border-radius: 5px;
  z-index: 10;
}
#etiqueta2{
  position: absolute;
  top: 15px;
  right: 15px;
  background-color: #e11d48;
  color: white;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: bold;
  border-radius: 5px;
  z-index: 10;
}
.imagenes{
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.imagenes img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(80%);
  transition: filter 0.5s ease;
}
.tarjetas:hover img{
  filter: grayscale(0%) brightness(1.2);
}
h2{
  margin-bottom: 20px;
}
h1{
  margin-bottom: 20px;
}
p{
  margin-top: 10px;
}
.flechaarriba {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background-color: #fdb124;
  color: black;
  text-decoration: none;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 22px;
  font-weight: bold;
  z-index: 100;
  transition: opacity 0.3s;
}
.flechaarriba:hover{
  opacity: 0.7; 
}