body {
    background-image: url(img/fondo.jpg);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    margin: 0;
    padding: 0;
}

main {
    padding: 40px;
    max-width: 1200px;
    margin: auto;
}

em {
    background-color: yellow;
}

.encabezado {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

#logo img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    background-color: #00aaff;
}

.titulo-derecha {
    text-align: right;
}

#resaltado1 {
    font-weight: bold;
    color: #00aaff;
    background-color: white;
    padding: 10px 20px;
    display: inline-block;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.25);
    text-shadow: 20px 8px 9px rgba(0, 0, 0, 0.3);
    margin-bottom: 10px;
}

#resaltado1 h1 {
    margin: 0;
    font-size: 28px;
}

.encabezado hr {
    border: none;
    border-top: 2px solid #000;
    margin: 15px 0;
}

#resaltado {
    background-color: white;
    padding: 6px 12px;
    border-radius: 4px;
    display: inline-block;
    margin-top: 5px;
}

#resaltado h4 {
    margin: 0;
}

#titulo {
    margin-top: 30px;
}

#titulo h3 {
    text-align: left;
    text-decoration: underline;
    margin-bottom: 10px;
    font-style: italic;
}

#titulo p {
    text-align: left;
    line-height: 1.6;
}

#titulo-definicion,
#titulo-analogia {
    text-align: left;
    text-decoration: underline;
    margin-left: 10px;
    margin-top: 30px;
    font-style: italic;
}

#definicion,
#analogia {
    border: 4px solid #000;
    padding: 20px;
    margin-top: 25px;
    display: flex;
    gap: 15px;
    flex-wrap: wrap;

}

.definicion,
.analogia {
    border: 2px solid #000;
    padding: 30px;
    flex: 1;
    min-width: 250px;
    text-align: left;
}

.definicion img {
    display: block;
    margin: 10px auto 0;
    max-width: 150px;
    height: auto;
}

.html {
    background-color: #fffcf3;
}

.css {
    background-color: #f1f5ff;
}

.js {
    background-color: #f4ffe8;
}

.html h3 {
    background-color: orangered;
    color: white;
    padding: 8px;
    border-radius: 4px;
    text-align: center;
    margin: -15px -15px 10px -15px;
}

.css h3 {
    background-color: #1259a5;
    color: white;
    padding: 8px;
    border-radius: 4px;
    text-align: center;
    margin: -15px -15px 10px -15px;
}

.js h3 {
    background-color: rgb(122, 194, 14);
    color: white;
    padding: 8px;
    border-radius: 4px;
    text-align: center;
    margin: -15px -15px 10px -15px;
}

#casa {
    margin-top: 30px;
}

#casa img {
    width: 500px;
    height: 300px;
    display: block;
    margin: 20px auto;
    box-shadow: 9px 10px 3px 3px rgb(116, 115, 115);
    border-left: 1px solid #555;
    border-right: 1px solid #555;
    border-bottom: 1px solid #555;
    border-top: 1px solid #555;
}

#casa hr {
    border: none;
    border-top: 2px solid #000;
    margin: 20px 0;
}

#resumen {
    margin-top: 30px;
    text-align: left;

}

#resumen h3 {
    text-decoration: underline;
    color: #333;
    font-style: italic;
    margin-bottom: 15px;
}

#resumen p {
    text-align: center;
    border-top: 1px solid #555;
    border-left: 3px solid #555;
    border-right: 3px solid #555;
    border-bottom: 3px solid #555;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
    background-color: #f5f5f5;
    border-radius: 10px;
    padding: 20px;
}


.linea-divisoria {
    border: none;
    border-top: 2px solid #000;
    margin: 0 0 15px 0;
}

.contenedor-resaltado {
    text-align: right;
    margin-bottom: 30px;
}