:root {
  --animacion-mundo: blinks 1.2s ease-in-out;
  --animacion-mundo-repeat: 1;
}

body,
html {
  padding: 0px;
  margin: 0px;
}

h1,
h4,
p {
  padding: 0px;
  margin: 0px;
}

ol {
  margin: 0px auto;
  padding: 0px 21px;
}



/* ok */
.titulo-interactiva {
  font-size: 1.2em;
  color: #009b7f;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 67vh;
  pointer-events: none;
}


.contendor-bienvenida {
  display: flex;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  background-color: #dce5db;
  /* background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 80 40' width='80' height='40'%3E%3Cpath fill='%2395ac92' fill-opacity='0.4' d='M0 40a19.96 19.96 0 0 1 5.9-14.11 20.17 20.17 0 0 1 19.44-5.2A20 20 0 0 1 20.2 40H0zM65.32.75A20.02 20.02 0 0 1 40.8 25.26 20.02 20.02 0 0 1 65.32.76zM.07 0h20.1l-.08.07A20.02 20.02 0 0 1 .75 5.25 20.08 20.08 0 0 1 .07 0zm1.94 40h2.53l4.26-4.24v-9.78A17.96 17.96 0 0 0 2 40zm5.38 0h9.8a17.98 17.98 0 0 0 6.67-16.42L7.4 40zm3.43-15.42v9.17l11.62-11.59c-3.97-.5-8.08.3-11.62 2.42zm32.86-.78A18 18 0 0 0 63.85 3.63L43.68 23.8zm7.2-19.17v9.15L62.43 2.22c-3.96-.5-8.05.3-11.57 2.4zm-3.49 2.72c-4.1 4.1-5.81 9.69-5.13 15.03l6.61-6.6V6.02c-.51.41-1 .85-1.48 1.33zM17.18 0H7.42L3.64 3.78A18 18 0 0 0 17.18 0zM2.08 0c-.01.8.04 1.58.14 2.37L4.59 0H2.07z'%3E%3C/path%3E%3C/svg%3E"); */
  background-image: url(./assets/img/fondo.png);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-position: center center;
  /*  background-image: url(./public/assets/Img/1.jpg);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center center; */
  justify-content: center;
  align-items: center;
  flex-direction: column;
}


/* Imagenes */
.responsive {
  width: 80%;
  height: fit-content;
}



.molecula {
  background-image: url(./assets/img/planeta.png);
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center center;
  animation: var(--animacion-mundo) ;
  animation-iteration-count: var(--animacion-mundo-repeat);
  animation-fill-mode: forwards
}


@keyframes bounceOut {
  0% {
     transform: scale(1);
  }
  25% {
     transform: scale(.95);
  }
  50% {
     opacity: 1;
     transform: scale(1.1);
  }
  100% {
     opacity: 0;
     transform: scale(.3);
  }
} 


@keyframes blinks {
  100% {
    filter: brightness(1.3);
    transition: filter 0.4s ease-in-out
  }

  50% {
    filter: brightness(0.7);
    transition: filter 0.4s ease-in-out
  }

  0% {
    filter: brightness(1);
    transition: filter 0.4s ease-in-out
  }
}


/* .molecula:not(:hover) {
  filter: brightness(1);
  transition: filter 0.4s ease-in-out
} */

.responsive-molecula {
  width: 70vh;
  height: 80vh;
}

.responsive-imagenes {
  width: 100%;
  height: fit-content;
}

.responsive-video {
  width: 70%;
  height: 80vh;
}

.responsive-etiqueta {
  width: 50%;
  height: 80vh;
}

.imagen-personaje {
  background-image: url(./assets/animaciones/Personaje2.gif);
  width: 235px;
  height: 375px;
  background-position: right;
  overflow: hidden;
}

.contenido-actividad-bienvenida {
  display: none;
  width: 85%;
  height: 75%;
  margin: 0px auto;
  padding: 12px;
  opacity: 0.9;
  background-blend-mode: hard-light;
  margin-top: 4%;
  grid-template-columns: 1fr 5fr 1fr;
  place-content: center;
  align-items: center;
}

.personaje-descripcion {
  width: 90%;
  height: 23vh;
  display: flex;
  justify-content: center;
  align-items: center;
  align-content: center;
  overflow: hidden;
  border-radius: 12px 12px 0px 0px;
  /* box-shadow: 2px 11px 20px 0px black; */
  background: linear-gradient(4deg, rgba(108, 204, 87, 0.871) 1%, rgba(35, 120, 30, 0.96) 100%);
  box-shadow: 3px 161px 20px 0px black;
  z-index: -999999;
}


.personaje-animado-gif {
  background-image: url(./assets/animaciones/PersonajeOjos.gif);
  background-repeat: no-repeat;
  background-size: auto;
  background-position: center top;
  overflow: hidden;
}


.personaje-animado-habla {
  background-image: url(./assets/animaciones/Personaje2.gif);
  background-repeat: no-repeat;
  background-size: auto;
  background-position: center top;
  overflow: hidden;
}



@keyframes fullheight {
  100% {
    height: 100%
  }
}


.contenedor-volver {
  width: 20%;
  z-index: 99999;
  margin: 0px auto;
  display: block;
  visibility: visible
}

.tituloPresentacion {
  position: absolute;
  top: 5%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
  text-align: center
}

/* css actividad nueva*/

.contenedor-actividad {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(253px, auto));
  height: 100%;
  align-items: center;
  place-content: center;
}



.titulo-slider-2 {
  position: absolute;
  top: 5%;
  left: 50%;
  transform: translate(-50%, 193%);
  z-index: 1;
}



.btn-inicio-external {
  width: 10vh;
  height: 10vh;
  justify-content: center;
  align-items: center;
  align-content: center;
  flex-direction: column;
  display: flex;
  pointer-events:all
}

.bienvenida {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  align-content: center;
  width: 100vw;
  height: fit-content;
  flex-direction: column;
  grid-gap: 2vh
}

.bienvenida .row {
  display: flex;
  justify-content: space-evenly;
  align-items: center;
  align-content: center;
  width: 100vw;
  height: 100vh;
}

.texto-bienvenida {
  background-image: url(./assets/img/recuadroTexto.png);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-position: center center;
  width: 36vh;
  height: 36vh;
  text-align: right;
  padding: 5px 46px;
  display: flex;
  justify-content: center;
  align-items: center;
  align-content: center;
  opacity: 0.7;
  flex-direction: column;
  color: white;
  font-weight: bolder;
  font-size: 1.2em;
  font-family: 'Calibri', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
  border-radius: 12px
}



.btn-inicio {
  width: 15vh;
  height: 15vh;
  background-image: url(./assets/img/Btn.png);
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center center;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: 'Calibri', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
  font-weight: bolder;
  pointer-events: all;
}





.c-1 {
  width: 20vw;
  height: 38vh;
}



.contenedor-imagen-c1 {
  display: flex;
  justify-content: center;
  align-items: center;
  align-content: center;
  flex-direction: column;
  font-weight: bold;
  width: fit-content;
  text-align: center
}

.contenedor-imagen-mas-info {
  display: flex;
  justify-content: center;
  align-items: center;
  align-content: center;
  flex-direction: column;
  font-weight: bold;
  width: fit-content;
  text-align: center
}


.c-1 {
  display: flex;
  align-items: center;
  align-content: center;
  justify-content: center;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  align-content: center;
  flex-direction: column;
  font-weight: bold;
  background-image: url(./assets/animaciones/frames.gif);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-position: center center;
}


.c-1-mas-info {
  width: 12vw;
  height: 22vh;
  display: flex;
  align-items: center;
  align-content: center;
  justify-content: center;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  align-content: center;
  flex-direction: column;
  font-weight: bold;
  background-image: url(./assets/animaciones/frames.gif);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-position: center center;
}


.image-c-1 {
  width: 72%;
  height: 73%;
  background-image: url(./assets/img/imagen.png);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-position: center center;
  border: 3px solid #1c8933;
  border-radius: 100%;
  background-color: white;
  opacity: 0.4;
}

.image-c-1-mas-info {
  width: 72%;
  height: 73%;
  background-position: center center;
  border: 3px solid #1c8933;
  border-radius: 100%;
  background-color: white
}


.opciones-bienvenida {
  display: flex;
  flex-direction: column;
  align-items: center;
  align-content: center;
  justify-content: center;
}

.circulo-texto {
  position: absolute
}

.circulo-texto-mas-info {
  position: absolute;
  user-select: none;
  cursor: pointer;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 1.5em;
  font-family: 'Calibri', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
  text-align: center;
  text-transform: uppercase;
  color: #12584c;
  padding: 0px 0px !important;
  margin: 0px 0px !important;
}



.button {
  width: 100%;
  display: inline-block;
  /*  outline: 1px solid #009b7f;
    outline-offset: 2px; */
  text-decoration: none;
  text-align: center;
  padding: 6px 0px;
  border: solid 1px #004F72;
  -webkit-border-radius: 4px;
  -moz-border-radius: 4px;
  border-radius: 4px;
  font: 18px Arial, Helvetica, sans-serif;
  font-weight: bold;
  color: #E5FFFF;
  background: #009b7f;
  -webkit-box-shadow: 0px 0px 2px #bababa, inset 0px 0px 1px #ffffff;
  -moz-box-shadow: 0px 0px 2px #bababa, inset 0px 0px 1px #ffffff;
  box-shadow: 0px 0px 2px #bababa, inset 0px 0px 1px #ffffff;
  margin: 23px auto;
  cursor: pointer
}

.button:hover {
  width: 100%;
  margin: 0px auto;
  padding: 6px 0px;
  border: solid 1px #004F72;
  -webkit-border-radius: 4px;
  -moz-border-radius: 4px;
  border-radius: 4px;
  font: 18px Arial, Helvetica, sans-serif;
  font-weight: bold;
  color: #E5FFFF;
  background-color: #009b7f;
  background-image: -moz-linear-gradient(top, #009b7f 0%, #3b9c8a 100%);
  background-image: -webkit-linear-gradient(top, #009b7f 0%, #3b9c8a 100%);
  background-image: -o-linear-gradient(top, #009b7f 0%, #3b9c8a 100%);
  background-image: -ms-linear-gradient(top, #009b7f 0%, #3b9c8a 100%);
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#3b9c8a', endColorstr='#3b9c8a', GradientType=0);
  background-image: linear-gradient(top, #009b7f 0%, #3b9c8a 100%);
  -webkit-box-shadow: 0px 0px 2px #bababa, inset 0px 0px 1px #ffffff;
  -moz-box-shadow: 0px 0px 2px #bababa, inset 0px 0px 1px #ffffff;
  box-shadow: 0px 0px 2px #bababa, inset 0px 0px 1px #ffffff;
  margin: 23px auto;
}



.disabledbutton {
  pointer-events: none;
  filter: grayscale(1)
}

#video {
  margin: 0px auto;
  display: flex;
  justify-content: center;
  align-items: center;
  align-content: center;
  height: 100%;
  position: relative;
}

video {
  pointer-events: none;
}


.contenedor-click {
  position: absolute;
  width: 90%;
  height: 100%;
  z-index: 999999;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  align-content: center
}

.recuadro1 {
  width: 100%;
  height: 22%;
  background-color: #64616170;
  cursor: pointer;
  pointer-events: all;
}


.recuadro2 {
  width: 100%;
  height: inherit;
  background-color: #64616170;
  cursor: pointer;
  pointer-events: all;
}

.recuadro3 {
  width: 100%;
  height: 30%;
  background-color: #64616170;
  cursor: pointer;
  pointer-events: all;
}

.recuadro1 .texto {
  text-shadow: 2px 2px 2px rgb(14, 14, 14);
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-direction: row;
  align-content: center;
  height: 100%;
  width: 100%;
  font-size: 1.5em;
  color: white;
  pointer-events: none;
  text-align: end
}

.recuadro1 .texto-info {
  display: none;
  padding: 32px;
  text-align: justify;
  font-size: 1.5em;
  color: white;
  text-shadow: 2px 2px 5px #187fe9;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  align-content: center;
  height: 90%;
}



.recuadro2 .texto {
  display: flex;
  text-shadow: 2px 2px 2px rgb(79, 79, 79);
  color: white;
  align-items: center;
  justify-content: space-between;
  flex-direction: row;
  align-content: center;
  height: 100%;
  width: 100%;
  font-size: 1.5em;
  color: white;
  pointer-events: none;
  text-align: end
}

.recuadro2 .texto-info {
  display: none;
  padding: 32px;
  text-align: justify;
  font-size: 1.5em;
  color: white;
  text-shadow: 2px 2px 5px #187fe9;
  justify-content: center;
  align-items: center;
  align-content: center;
  height: 90%;
}



.recuadro3 .texto {
  text-shadow: 2px 2px 2px rgb(79, 79, 79);
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-direction: row;
  align-content: center;
  height: 100%;
  width: 100%;
  font-size: 1.5em;
  color: white;
  pointer-events: none;
  text-align: end
}

.recuadro3 .texto-info {
  display: none;
  padding: 32px;
  text-align: justify;
  font-size: 1.5em;
  color: white;
  text-shadow: 2px 2px 5px #187fe9;
  justify-content: center;
  align-items: center;
  align-content: center;
  height: 90%;
}

.imagen-zona {
  visibility: hidden;
  height: -webkit-fill-available;
  width: 50%;
}

.imagen-1-zona {
  background-image: url(./assets/img/alto.svg);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-position: center center;
}


.imagen-2-zona {
  background-image: url(./assets/img/medio.svg);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-position: center center;
}

.imagen-3-zona {
  background-image: url(./assets/img/bajo.svg);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-position: center center;
}



.recuadro1:hover {
  border: 2px solid white;
  background-color: #64616123;
  transition: all 0.5s ease-in-out
}

.recuadro1:not(:hover) {
  background-color: #64616170;
  border: 0px solid white;
  transition: all 0.5s ease-in-out
}

.recuadro2:hover {
  border: 2px solid white;
  background-color: #64616100;
  transition: all 0.5s ease-in-out
}

.recuadro2:not(:hover) {
  background-color: #64616170;
  border: 0px solid white;
  transition: all 0.5s ease-in-out
}

.recuadro3:hover {
  border: 2px solid white;
  background-color: #64616100;
  transition: all 0.5s ease-in-out
}

.recuadro3:not(:hover) {
  background-color: #64616170;
  border: 0px solid white;
  transition: all 0.5s ease-in-out
}


.personaje-animado-gif {
  display: flex;
  align-items: center;
  align-content: center;
  justify-content: center;
  visibility: hidden
}

.mas-informacion {
  display: block;
  visibility: hidden;
}

#video-animacion-cicloagua {
  display: none
}


#btn-repetir-molecula {
  display: none;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%)
}


#btn-repetir-aguapotable {
  display: none;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%)
}

#btn-repetir-cicloagua {
  display: none;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%)
}



/* #video-animacion-aguapotable,#video-animacion-molecula,#video-animacion-aguapotable,#video-animacion-aguapotable,#video-animacion-cicloagua{
  display: none
} */



.botones-navegacion {
  display: flex;
  position: relative;
  left: 0%;
  bottom: 19%;
  flex-direction: row;
  grid-gap: 7vh;
  width: 100%;
  justify-content: center;
  align-items: center;
  align-content: center;
  height: 7vh;
  transform: translate(0%, 100%);

}

.btn-atras {
  display: none;
  position: absolute;
  bottom: 23px;
}


.btn-inicio-presentacion {
  display: none;
  width:fit-content;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(220px, 50%);
}


/* media*/

@media (min-width: 1281px) {

  /* CSS */
  .contenedor-click {
    position: absolute;
    width: 80%;
    height: 100%;
    max-height: 800px;
  }
}

@media (min-width: 1025px) and (max-width: 1280px) {

  /* CSS */
  .contenedor-click {
    position: absolute;
    width: 80%;
    height: 100%;
  }

}

@media (min-width: 768px) and (max-width: 1024px) {

  /* CSS */
  .contenedor-click {
    position: absolute;
    width: 90%;
    height: 86%;
  }
}

@media only screen and (max-width: 600px) {

  .contenido-actividad-bienvenida {
    width: fit-content;
    height: 59%
  }


  .contenedor-actividad {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, auto));
    height: 110vh;
    align-items: center;
  }

  .contenedor-actividad p {
    font-size: 0.8em
  }

  .bienvenida {
    grid-gap: 4vh
  }



  .descripcion {
    width: fit-content;
    display: grid;
    grid-template-columns: 1fr;
    overflow: hidden;
    text-align: justify;
    place-items: center;
    align-items: center;
  }

  .tituloPresentacion {
    top: 13%;
  }

  .responsive {
    width: 40vh;
  }

  .contenedor-volver {
    width: 70%;
    font-size: 0.8em
  }

}


@media (min-width: 481px) and (max-width: 767px) {


  /* CSS */
  .contenido-actividad-bienvenida {
    width: fit-content;
    height: 59%
  }

  .recuadro1 .texto-info {
    font-size: 1.2em
  }

  .recuadro2 .texto-info {
    font-size: 1.2em
  }

  .recuadro3 .texto-info {
    font-size: 1.2em
  }

  .contenedor-click {
    position: absolute;
    width: 90%;
    height: 86%;
  }



  .contenedor-actividad {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(253px, auto));
    height: 71vh;
    align-items: center;
    place-content: center;
  }


  .contenedor-actividad p {
    font-size: 0.8em
  }

  .responsive-personaje {
    width: 80%;
    height: 50vh;
    margin: auto;
  }




  .bienvenida {
    grid-gap: 4vh;
    height: 80vh;
    justify-content: center;
  }


  .tituloPresentacion {
    top: 13%;
  }

  .responsive {
    width: 100vh;
  }

  .texto-bienvenida {
    font-size: 0.7em;
    width: 47vh;
    height: 30vh;
    padding: 5px 46px;
    background-size: 60% 60%;
  }

  .texto-descripcion {
    font-size: 0.8em;
    height: 78vh;
    overflow: scroll;
    margin-top: 30%;
  }


  .contenedor-volver {
    width: 70%;
    font-size: 0.8em
  }

}

.heigthFull {
  height: 100% !important;
}


@media (min-width: 768px) and (max-width: 1024px) and (orientation: landscape) {

  /* CSS */

  .btn-atras {
    position: absolute;
    top: 50%;
  }

  h1 {
    font-size: 1.3em;
  }

  p {
    font-size: 0.8em;
  }

  .contenedor-click {
    position: absolute;
    width: 79%;
    height: 300px;
    max-height: 300px
  }

  .recuadro1 .texto-info {
    font-size: 1.2em
  }

  .recuadro2 .texto-info {
    font-size: 1.2em
  }

  .recuadro3 .texto-info {
    font-size: 1.2em
  }

  .recuadro1 .texto {
    font-size: 0.6em
  }

  .recuadro2 .texto {
    font-size: 0.6em
  }

  .recuadro3 .texto {
    font-size: 0.6em
  }


  .c-1-mas-info {
    width: 14vw;
    height: 29vh;
  }

  .contenedor-actividad {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(253px, auto));
    height: 110vh;
    align-items: center;
    place-content: center;
    grid-gap: 10vh
  }




  .contenedor-actividad p {
    font-size: 0.8em
  }

  .descripcion {
    width: fit-content;
    display: grid;
    grid-template-columns: 1fr;
    overflow: hidden;
    text-align: justify;
    place-items: center;
    align-items: center;
    overflow: scroll;
  }

  .btn-inicio-external {
    width: 15vh;
    height: 15vh;
  }

  .recuadro1,
  .recuadro2,
  .recuadro3 {
    width: 101%;
  }

  .recuadro2 {
    height: 37vh
  }


  .personaje-animado-gif {
    background-size: 75%
  }


  .btn-inicio-presentacion {
    top: 50%;
    left: 50%;
    transform: translate(250%, 50%);
  }

}


@media (min-width: 481px) and (max-width: 767px) {



  p {
    font-size: 0.7em;
  }

  .contenedor-click {
    position: absolute;
    width: 100%;
    height: 100%;
  }

  .texto-bienvenida {
    background-size: 79% 100%;
  }

  .texto-bienvenida p {
    font-size: 0.8em;
  }




  .recuadro1 .texto {
    font-size: 0.6em
  }

  .recuadro2 .texto {
    font-size: 0.6em
  }

  .recuadro3 .texto {
    font-size: 0.6em
  }

  .recuadro1 .texto-info {
    font-size: 0.9em
  }

  .recuadro2 .texto-info {
    font-size: 0.9em
  }

  .recuadro3 .texto-info {
    font-size: 0.9em
  }

  .c-1-mas-info {
    width: 14vw;
    height: 29vh;
  }

  .contenedor-actividad {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(253px, auto));
    height: 110vh;
    align-items: center;
    place-content: center;
    grid-gap: 10vh
  }




  .contenedor-actividad p {
    font-size: 0.8em
  }

  .descripcion {
    width: fit-content;
    display: grid;
    grid-template-columns: 1fr;
    overflow: hidden;
    text-align: justify;
    place-items: center;
    align-items: center;
    overflow: scroll;
  }

  .btn-inicio-external {
    width: 15vh;
    height: 15vh;
  }

  .recuadro1,
  .recuadro2,
  .recuadro3 {
    width: 101%;
  }

  .recuadro2 {
    height: 37vh
  }


  .personaje-animado-gif {
    background-size: 75%
  }


  .btn-inicio-presentacion {
    top: 50%;
    left: 50%;
    transform: translate(290%, 50%);
  }




}


@media (min-width: 320px) and (max-width: 480px) {

  /* CSS */

  h1 {
    font-size: 1.3em;
  }

  p {
    font-size: 0.8em
  }

  .contenedor-click {
    position: absolute;
    width: 90%;
    height: 86%;
  }

  .contenido-actividad-bienvenida {
    width: 79vw;
    height: 100vh;
    margin-top: 20%;
  }

  .imagen-personaje {
    background-image: url(./assets/animaciones/Personaje2.gif);
    width: 220px;
    height: 375px;
    background-position: right;
    overflow: hidden;
    background-size: 100%;
    background-repeat: no-repeat;
  }

  .responsive-personaje {
    width: 80%;
    height: 50vh;
    margin: auto;
  }

  .recuadro1 .texto-info {
    font-size: 1.2em
  }

  .recuadro2 .texto-info {
    font-size: 1.2em
  }

  .recuadro3 .texto-info {
    font-size: 1.2em
  }

  .contenedor-actividad {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(253px, auto));
    height: 110vh;
    align-items: center;
    place-content: center;
    grid-gap: 5vh
  }

  .contenedor-actividad p {
    font-size: 0.8em
  }

  .texto-bienvenida {
    background-size: contain;
    font-size: 1.2em;
  }


  .texto-bienvenida p {
    width: 50vw;
    font-size: 0.8em;
    height: fit-content;
  }


  .bienvenida {
    grid-gap: 4vh;
    height: 80vh;
    justify-content: center;
  }

  .descripcion {
    width: fit-content;
    display: grid;
    grid-template-columns: 1fr;
    overflow: hidden;
    text-align: justify;
    place-items: center;
    align-items: center;
    height: 59vh;
    overflow: scroll;
  }

  .tituloPresentacion {
    top: 14%;
  }

  .responsive {
    width: 40vh;
  }

  .responsive-video {
    width: 100%;
    height: auto
  }

  .responsive-molecula {
    width: 50%;
    height: 39vh;
  }

  .contenedor-volver {
    width: 70%;
    font-size: 0.8em
  }





  .btn-inicio-external {
    width: 8vh;
  }

  .botones-navegacion {
    grid-gap: 2vh;
    left: initial;
    width: 100vw;
    bottom: 16%;
  }

  .bienvenida .row {
    flex-direction: column-reverse;
    width: 80vw;
    height: 61vh
  }

}