.sin_borde {
  border: none;
}
.sin_borde .btn_expand {
  display: none;
}





/* Ajustes para que se presente igual que en la primera edición */
section, 
.caja_menu,
.caja0,
.caja1,
.caja2,
.caja2b,
.caja3,
.caja3b,
.caja4,
.caja5,
.caja6,
.caja7,
.caja8,
.caja9,
.caja10,
.caja11,
.caja12,
.caja13,
.caja14,
.caja15 {
  box-sizing: content-box;
}

.caja_menu .toc_link {
  color: aqua;
  padding: 6px 2px;
}
.toc_link > * {
  color: inherit;
  background-color: transparent;
  text-decoration: none;
  font-weight: bold;
}
.toc_link .pageref_number {
  font-size: 10px;
}
.toc_link .pageref_postfix {
  margin-left: 15px;
  font-size: 10px;
}
.toc_link::before {
  border-bottom: none;
}
.toc_link:hover, .toc_link:hover a, .toc_link:hover .toc_number, .toc_link:hover a > span:first-child {
  background-color: rgba(7, 158, 95,0.2);
}

/* estilo para los enlaces en la tabla de contenidos */
#table_of_content .toc_link {
  color: var(--toc-text-color) !important;
}
#table_of_content .toc_link:hover,
#table_of_content .toc_link:hover *{
  background-color: var(--toc-over-color) !important;
}
#table_of_content .toc_selected *,
#table_of_content .toc_selected:hover,
#table_of_content .toc_selected:hover * {
  background-color: var(--toc-text-color) !important;
  color: var(--toc-over-color) !important;
}
.tabla_ejemplo {
  border: 1px solid black;
}

video {
  margin: 0 auto;
}
p {
  line-height: 1.2;
}
.footnote {
  line-height: 1.15;
}
table, tr, td {
  vertical-align: middle;
}

/*Aquí he puesto estilos para la revista */

/*Para el volumen y número de la revista */
.portada {
   position:absolute;
	left:400px;
	top:500px;
	text-align:right;
	width: 180px;
	font-size: 1.3em;
	font-weight:bold;
	color:#0099cd;
}

/* Color de fondo para las páginas */
.page {
  background-color: white;
}
body.dark .page {
  background-color: #000;
}

/* Caja para insertar los contenidos (índice) */
.caja_menu {
  position: relative;
  left: 215px;
  width: 330px;
  height: 750px;
  margin-left: 5px;
  margin-right: 10px;
  margin-top: -15px;
  padding: 10px;
  float: left;
  overflow: hidden;
  color: seagreen;
}

.caja_menu p {
  font-size: 1.4em;
  line-height: 1.3;
  color: aqua;
  background: rgba(76, 175, 80, 0.0);
  padding: 0px;
  margin: 0px;
}

.caja_menu h2 {
  color: brown;
  font-size: 0.8em;
  background: rgba(176, 75, 80, 0.0);
  padding: 3px;
  text-align: left;
  margin-left: 0px;
  margin-top: 0px;
  margin-bottom: 0px;
}

.caja_menu a {
  color: aqua;
  background: rgba(76, 175, 80, 0.0);
  padding: 0px;
  margin-left: 0px;
}



.caja0 {
  margin-top: 15px;
  background-color: rgba(0, 165, 255,0.55);
  box-shadow: 0px 2px 5px #1c1a19;
  border-radius: 5px;
  padding:15px 25px 30px 15px;
  font-size: 1em;
}

/* Para las pestañas de página */

.pestana_izq {
  position: relative;
  width: 129px;
  font-size: 17px;
  text-align: left;
  padding: 5px;
  margin-top: -30px;
  margin-left: -50px;
  padding-top:2px;
  background-color: rgba(125, 9, 220, 0);
  color:#4c2d70;
  background-repeat: no-repeat;
}

.pestana_izq2 {
  position: relative;
  width: 129px;
  font-size: 17px;
  text-align: left;
  padding: 5px;
  margin-top: 0px;
  margin-left: 2px;
  padding-top: 2px;
  background-color: rgba(125, 9, 220, 0);
  color:#e6ffff;
  background-repeat: no-repeat;
}

.pestana_der {
  position: relative;
  width: 129px;
  font-size: 17px;
  text-align: right;
  padding: 5px;
  margin-top: -30px;
  margin-left: 450px;
  padding-top: 2px;
  padding-right: -20px;
  background-color: rgba(25, 119, 20, 0.0);
  color:#e6ffff;
  background-repeat: no-repeat;
}


.caja1 {
	width: 45%;
	background-color: rgba(255, 102, 0,0.9);
    border-radius: 10px;
    padding: 12px;
	padding-bottom:12px;
	font-size: 12px;
	margin-bottom:0px;
	margin-top: 10px;
	color:white;
	font-family: verdana;
	font-weight:600;
	text-align:left;
}

.caja1 h1 {
  color: #f22;
  font-size: 1.8em;
  text-align: center;
  margin-bottom: 0px;
  text-shadow: 1px 2px rgba(0,0,0,0.85);
}



.caja5 {
  background: hsl(250 30% 90%);
  border-radius: .3rem;
  overflow: hidden;
  margin: 0.65em 0;
  
  width:80%;
  margin-left:10%;
  
}
   
.caja5 h5 {
  padding: .3rem .5rem;
  margin: 0;
  background: hsl(250 80% 90%);
  color: white;
  font-size: 20px;
  text-align: center;
  
}

.caja5 .content {
  padding: 20px;
  background-image: linear-gradient(-225deg, #FF7F11 0%, #FFB733 40%, #00FF73 80%, #00D656 100%);
	border: 1px solid orange;

}

.caja5 .modo5 {
  text-shadow: 2px 2px 3px black;
  background-image: url("../images/icono1.png");
  background-repeat: no-repeat;
  background-image: linear-gradient(-225deg, #FF7F11 0%, #FFB733 40%, #00FF73 80%, #00D656 100%);
  
  
}

body.dark .caja5 .content {
	color: white;
}


.image {
  position: relative;
  display: block;
  transition: transform 0.07s ease-in-out;
}

.image:hover {
  transform: scale(1.5);
}

.vertical-menu {
  width: 300px;
}

.vertical-menu a {
  background-color: bisque;
  color: black;
  display: block;
  padding: 12px;
  text-decoration: none;
}

.vertical-menu a:hover {
  background-color: #ccc;
}

.vertical-menu a.active {
  background-color: #4CAF50;
  color: white;
}



/* Para el texto de imágenes */
.fig {
  color:#000;
  font-size:15px;
  padding:0; 
}

/* Estilos para listas con imágenes */
.lista1 li {
	padding-top: 0px;
	padding-left: 45px;
	list-style: none;
	background-image: url("listas/bola-de-nieve.png");
	background-repeat: no-repeat;
	background-position: left top;
	background-size: 35px;
	margin-left:-10px;
}



.lista2 li {
	padding-top: -10px;
	padding-left: 45px;
	margin-top:5px;
	list-style: none;
	background-image: url("listas/escena-de-navidad.png");
	background-repeat: no-repeat;
	background-position: left top;
	background-size: 35px;
	
}



#tool_calculadora {
  width: 35px;
  height: 35px;
  background-image: url("iconos/icono_claro.svg");
}
body.dark #tool_calculadora {
  background-image: url("iconos/icono_oscuro.svg");
}

#tool_editor {
  width: 35px;
  height: 35px;
  background-image: url("iconos/editor_claro.svg");
}
body.dark #tool_editor {
  background-image: url("iconos/editor_oscuro.svg");
}

#tool_katex {
  width: 88px;
  height: 32px;
  background-image: url("iconos/katex_claro.svg");
}
body.dark #tool_katex {
  background-image: url("iconos/katex_oscuro.svg");
}

/* Estilos para la etiqueta audio */

/* Color del fondo */
audio::-webkit-media-controls-panel {
  background-color: #56AEFF;
}

audio::-webkit-media-controls-timeline {
  background-color: #B1D4E0;
  border-radius: 25px;
  margin-left: 10px;
  margin-right: 10px;
}

/* Estilo para el botón play */	
audio::-webkit-media-controls-play-button {
  background-color: #B1D4E0;
  border-radius: 50%;
}
audio::-webkit-media-controls-play-button:hover {
  background-color: rgba(177,212,224, .7);
}

/* Estilo para el tiempo transcurrido */
audio::-webkit-media-controls-current-time-display {
  color: #fff;
}

table, th, td {
	border: 2px solid black;
	border-collapse: collapse;
	text-align: left;
}
th, td {
	padding: 2px 3px 2px 3px;
}
table {
	width:100%;
}
th {
	background: rgb(79,112,197);
	color: white;
	text-align: center;
}
tr:nth-child(even) {background-color: #d2e2d2;}



body.dark tr:nth-child(even) {
  color: #555;
}

  /** Estilos para el sumario  **/

.col_sum4 {
	position:absolute; 
	left:50px;
	top:100px;
	
	width:540px;
	padding:10px;
	
	padding-top:-20px;
	border-right: 1px solid rgba(100,100,100,0.4);
}
.col_izquierda2 {
	position:absolute; 
	left:30px;
	top:100px;
	width:580px;
	padding:10px;
	font-size: 15px;
	color:white;
	padding-top:-20px;
}

.consejo {
	position:absolute; 
	left:60px;
	top:60px;
	height:720px;
	width:400px;
	background-image: linear-gradient(225deg, #00FF15 0%, #fb8615 50%, #fb8615 40%);
	background-size:400px 720px;
	background-position:0px 0px;
	padding:15px;
	font-size: 15px;
	color:black;
	padding-top:0px;
	opacity: 0.8;
}



.editorial {
	position:absolute; 
	left:180px;
	top:60px;
	height:720px;
	width:400px;
	background-image: linear-gradient(-225deg, #00FF15 0%, #fb8615 50%, #fb8615 40%);
	background-size:400px 720px;
	background-position:0px 0px;
	padding:15px;
	font-size: 15px;
	color:black;
	padding-top:0px;
	opacity: 0.9;
}

.page_number {
  font-size:40px;
  color:white;
  width: 80px;
  height: 80px;
  background-color: #4c2d70;  
  border-radius: 25%; 
  top: 755px;
}

.page:nth-child(even) .page_number {
  padding-top:17px;
  bottom:0px;
  text-shadow: 2px 2px 0px black;
  left: 560px;
  
}
.page:nth-child(odd) .page_number {
   padding-top:17px;
   bottom:0px;
   text-shadow: 2px 2px 0px black;
   left:0px;
}

.numero_revista {
  position: absolute;
  color: red;
  left: 0;
  right: 0;
  bottom: -20px;
  text-align: left;
  font-weight: bold;
  font-size: 80%;
  line-height: 1.5em;
  padding: 0.2em 0.5em 0.2em 0.5em;
  margin-bottom: 8px;
  text-shadow: 2px 1px black;
    
} 
.page:nth-child(even) .numero_revista {
  text-align: left;
  margin-left: 0px;
  margin-bottom: 19px;
  
  left: 560px;
  top:0px;
  background-color: #FF3CAC;
	background-image: url('banners/banner1.jpg');
	background-size: 80px 825px;
	background-position: 560px 0px;
}
.page:nth-child(odd) .numero_revista {
  text-align: left;
  margin-left: 0px;
  margin-bottom: 19px;
 left: 0px;
  top:0px;
  width:80px;
	background-image: url('banners/1.png');
	background-repeat: no-repeat;
	background-size: 80px 825px;
	background-position: 0px 0px;
}


.columna1 {
	
	width:250px;
	font-size:18px;	
}
.columna2 {
	position:absolute;
	top:50px;
	left:340px;
	width:250px;
	font-size:18px;	
}

.button1 {
  background-color: white; 
  color: black; 
  border: 2px solid #4CAF50;
  font-size: 18px;
}

.button1:hover {
  background-color: #4CAF50;
  color: white;
  
}

.button2 {
  background-color: white; 
  color: black; 
  border: 2px solid #008CBA;
  font-size: 18px;
}

.button2:hover {
  background-color: #008CBA;
  color: white;
}

.button3 {
  background-color: white; 
  color: black; 
  border: 2px solid #f44336;
  font-size: 18px;
}

.button3:hover {
  background-color: #f44336;
  color: white;
}

.button4 {
  background-color: white;
  color: black;
  border: 2px solid #e7e7e7;
  font-size: 18px;
}

.button4:hover {background-color: #e7e7e7;}

.button5 {
  background-color: white;
  color: black;
  border: 2px solid #555555;
  font-size: 18px;
}

.button5:hover {
  background-color: #555555;
  color: white;
}

/* Incorporación de imagen flotando a la izquierda o derecha, se diseñó para ocupar un ancho del 50%, con ancho de imagen del 100% (para valores menores, hay que poner un estilo que modifique las márgenes */
.flota_i {
	float: left;
    margin: 0px 10px -15px -5px;
	padding: 5px;
	border: 1px solid rgba(1,1,1,0);
	width: 50%;
	margin-top:5px;
}

.flota_i .figcaption {
	text-align: center;
	margin-bottom:-10px;
	color: var(--text-color);
}

.flota_d {
	float: right;
    margin: 0px -10px 0px 15px;
	padding: 5px;
	border: 1px solid rgba(1,1,1,0);
	width: 50%;
	margin-top:5px;
		
}

.flota_d .figcaption {
	text-align: center;
	margin-bottom:-10px;
	color: var(--h2-color);
}


.postit {
	position: absolute;
	left:5px;
	top: 90px;
	width: 430px;
	height: 380px;
	transform: rotate(-90deg);
	text-align: right;
}

.postit2 {
	position: absolute; 
	width: 120px; 
	height: 795px; 
	top: 0px; 
	left: 0px; 
	background-image: linear-gradient(-225deg, #FF7F11 0%, #FFB733 40%, #00FF73 80%, #00D656 100%);
	font-size: 45px;
	font-weight: 900;
	color: white;
	text-shadow: 3px 2px 2px black;
	border-left: 5px solid #FF7F11;
}

.subtitulo_paper {
	color:var(--h1-color);
	font-size: 20px;
	font-weight: 900;
	
}

.sin_boton2 {
	border: 0px; background-color: rgba(1,1,1,0);
	
}

.sin_boton2 .btn_expand {
border: 0px solid red;
background-color: rgba(1,1,1, 0);
background-image: url("");
}

body.dark .sin_boton2 .btn_expand {
background-image: url("");
}


.sin_boton {
border: 0px; 
background-color: rgba(1,1,1,0);
}

.sin_boton .btn_expand {
border: 0px solid red;
background-color: rgba(1,1,1, 0);
opacity: 0.1;
}

/* Estilo para contenedor */
.contenedor {
  width: 90%;
  margin: 0 auto;
  background-color: rgba(255, 0, 0, 0.7); /* Fondo semitransparente al 70% */
  background-image: conic-gradient(red, orange, yellow, green, blue, indigo, violet); /* Degradado de fondo del arco iris */
  border: 10px solid brown; /* Borde marrón de 10 px */
  border-radius: 15px; /* Esquinas redondeadas con 15px */
  box-shadow: 10px 10px 10px rgba(0, 0, 0, 0.5); /* Sombra hacia la derecha y hacia abajo */
  text-align: center;
  padding: 10px;
}

.contenedor h1 {
  font-size: 36px; /* Tamaño de letra de 36 px para el título principal */
  color: lightgreen; /* Título en verde claro */
}

.contenedor h2 {
  font-size: 32px; /* Tamaño de letra de 32 px para el título secundario */
  color: yellow;
}

.contenedor p {
  font-size: 28px; /* Tamaño de letra de 28 px para el texto */
  color: lightgray;
}

 table.content-table {
    width: 100%;
    border-collapse: collapse;
 }

/* Estilos de las celdas */
table.content-table td, table.content-table th {
    border: 1px solid red; /* Cambio de borde a rojo */
    padding: 5px;
    transition: all 0.5s; /* Retardo de 0.5 segundos */
}



.destaca {
  font-size: 18px;
  width: 100%;
  color: var(--h1-color);
  text-shadow: 1px 1px rgba(92, 90, 90, 0.15);
  margin-left: auto;
  margin-right: auto;
}