<style type="text/css">

html {
    background: #CCC ;    
    align-content: center;
}

body {   
        
    align-content:center;      
    padding: inherit;
    padding: 10px;
    background: #000 ; 
    font: normal 13px arial, helvetica, sans-serif;

}

h1 {    
    color: black;                
    font:  33px arial, helvetica, sans-serif;
    font-family:monospace;   
    background-color:#333;
    color:greenyellow;
    text-align: center;
}

h2
{   
    /*font-size: 18px;*/
    /*margin:8px;
    margin-left: 20px;*/
    font:  26px arial, helvetica, sans-serif;
    font-family:monospace;
    color:#FFF;
    /*background-color:#AAA;*/
    text-align: center;
}
h5 {    
    color: black;                
    font:  22px arial, helvetica, sans-serif;
    font-family:monospace;   
    background-color:#FFF;
    color:#000;
    text-align: center;
}
h6 {    
    color: black;                
    font:  22px arial, helvetica, sans-serif;
    font-family:monospace;   
    background-color:#FFF:
    color:#FFF;
    text-align: center;
}
h3 {    
    color: black;                
    font:  24px arial, helvetica, sans-serif;
    font-family:monospace;   
    /*background-color:#AAA;*/
    text-align: center;
     color:greenyellow;
}
h4 {    
    color: black;                
    font:  22x arial, sans-serif;
    font-family:monospace; 
    background-color:#444;
     color:#FFF;
    text-align: center;
      margin-right: 10px;
    margin-left: auto;
}
a {
    color: #00F;
    font:  14px arial, helvetica, sans-serif;  
    text-align: ;
    font-family:sans-serif;
    margin-bottom: 8px;
   text-align-last:inherit;
}
p {
    color: #00F;
    text-align: center;
    font-size: 16px;
    margin: 2px;
    margin-bottom: 2px;
}
b, strong {
    font-weight: 300;
}

img {
       margin: 10px;
       text-align: center;
       align-content: center;
       /*;*/
  /*  max-width:99%;*/
    
}

@viewport{
    zoom: 1.0;
    width: device-width;
}

div.a {
  text-align: center;
}

.center {
  display: block;
   
  margin-left: auto;
  margin-right: auto;
  width: 300px;
}

.centrado {
  display: block;   
  margin-left: auto;
  margin-right: auto;    
    
  width: 400px;
}

.responsive {
  width: 100%;
  max-width: 450px;
  height: auto;
}

.btn {
  background-color: orangered;
  border: none;
  color: white;
  padding: 12px ;
    margin-left: 5px;
  cursor: pointer;
  font-size: 22px;
      
  display: block;
}

/* Darker background on mouse-over */
.btn:hover {
  background-color: RoyalBlue;
}

.container {
 /* height: 50px;*/
 display: flex;
  justify-content: center;
  align-items: center;
   /*padding: 10px;*/
  /*position:absolute;*/
 /* border: 3px solid green;*/
}

.vertical-center {
  margin: 0;
  position:fixed;
 /* top: 80%;*/
 /* left: 50%;*/
/*  -ms-transform: translate(-50%, -50%);*/
/*  transform: translate(-50%, -50%);*/

}



.overlay {
  height: 100%;
  width: 0;
  position: fixed;
  z-index: 1;
  top: 0;
  left: 0;
  background-color: rgb(255,255,255);
  background-color: rgba(255,255,255, 0.98);
  overflow-x: hidden;
  transition: 0.5s;
}

.overlay-content {
  position: relative;
  top: 5%;
  width: 100%;
  text-align: center;
  margin-top: 10px;
}

.overlay a {
  padding: 1px;
  text-decoration: none;
  font-size: 12px;
  color: #818181;
  display: block;
  transition: 0.3s;
}

.overlay a:hover, .overlay a:focus {
  color: #f1f1f1;
}

.overlay .closebtn {
  position: absolute;
  top: 10px;
  right: 45px;
  font-size: 32px;
}

@media screen and (max-height: 450px) {
  .overlay a {font-size: 20px}
  .overlay .closebtn {
  font-size: 40px;
  top: 15px;
  right: 35px;
  }
}

ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
 align-content: center;
}

li {
  float: center;
}

li a {
  display: block;
  
  text-align: center;
  padding: 1px 6px;
  text-decoration: none;
}

li a:hover:not(.active) {
  /*background-color: #111;*/
}



.active {
  background-color: #fff;
}

.quote {
  margin-left: 26%;
    margin-right: 26%;
  background: #fff;
  padding: 1em;
    font:  16px arial, helvetica, sans-serif;  
  border-radius: 1em;
}
.quote figcaption,
.quote blockquote {
  margin: 1em;
}

.grafica {
  margin-left: 16%;
    margin-right: 16%;
  background: #fff;
  padding: 1em;
    font:  16px arial, helvetica, sans-serif;  
  border-radius: 1em;
}
.grafica figcaption,
.grafica blockquote {
  margin: 1em;
}

@media only screen and (max-width: 600px) {

.active {
  background-color: #4CAF50;
}

.quote {
    margin-left: 2%;
    margin-right: 2%;
 
  background: #fff;
  padding: 1em;
     font:  16px arial, helvetica, sans-serif;  
  border-radius: 1em;
}
.quote figcaption,
.quote blockquote {
  margin: 1em;
}
}



}