body {background-image: url(../imagenes/mbfondox.png);overflow-x:hidden;}
a{text-decoration:none;}
hr{box-shadow: 0 0 25px rgba(0,178,255,1),0 0 50px rgba(0,178,255,1);}
.contenedor{position: relative;   top:-7px;left:-7px; width:102% ; transition: 0.5s;  }
.centropagina{   width: 88%;  transition: 0.5s; margin:0 auto; }
.footer {background-color:black;width:100%; height:70px; position:relative; top:500px;display:inline-flex;text-align:center;vertical-align:middle;}
@media (max-width: 1080px){
.contenedor{ top:-5px;left:-3px;width:101% ; transition: 0.5s;  }
.centropagina{width: 101%;  transition: 0.5s;  } 
}