.contenedor_txtimg{
    width: 100%;
/*    max-width: 1200px;*/
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 0px auto;
    background-color: rgb(43, 42, 42);
}

.txtimg {
    max-width: 1200px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-gap: 2rem;
    padding: 30px 0px;
    /*background:  rgb(56, 46, 55);*/
    /*background-image: url(/img/fondo.jpg);
    background-size: cover;*/
  }
     
  .txtimg p {
    font-size: 18px;
    color: rgb(184, 184, 184);
    text-align: justify;
    line-height : 40px;
    margin-bottom: 20px;
  }

  .txtimg img {
    max-height: 400px;
    height: auto;
    margin: auto;
  }

  /*Imagen al lado del texto p*/
  .float-left{
    max-width: 55px;
    vertical-align: middle;
    padding-right: 20px;
  }

  /*.txtimg a{
      text-decoration: none;
      background-color: rgb(0, 0, 0);   
  }
  
  .txtimg a:hover{
    color: black;
    background-color: coral; 
    transition: 0.5s;
}*/

  .txtimg > div {
    padding: 2rem;
  }
  
  .txtimg:nth-child(even) img {
    order: 2;
  }
  
  
  /*.btn {
    display: inline-block;
    background: #000;
    color: #fff;
    padding: 0.8rem 1.8rem;
    margin-top: 2rem;
    cursor: pointer;
  }
  
  .btn:hover {
    opacity: 0.8;
  }*/

/*BOTON CON EFECTOS*/
*:before,
*::after {
  box-sizing: border-box;
}

.btn {
  margin: auto;
  position: relative;
  display: block;
  height: 45px;
  width: 200px;
  border-radius: 4px;
  text-transform: uppercase;
  background-color: transparent;
  color: #fff;
  font-size: 18px;
  overflow: hidden;
  transition: all 500ms ease;
  border: 2px solid coral;
  margin-top: 20px;
  margin-bottom: 40px;
  z-index: 0;
  font-weight: 700;
  cursor: pointer;
}
.btn::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  margin: auto;
  background-color: coral;
  transition: all 500ms ease;
  z-index: -1;
}
.btn--1::before {
  width: 0;
  height: 100%;
}
.btn--1:hover {
  color: #434343;
}
.btn--1:hover::before {
  width: 100%;
}

@keyframes shadow-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(32, 226, 215, 0.6);
  }
  100% {
    box-shadow: 0 0 8px 16px rgba(32, 226, 215, 0);
  }
}
  /*FIN DE BOTON CON EFECTOS*/
  
  
  @media(max-width: 1000px) {
    .txtimg {
      display: block;
    }
    .txtimg img {
        width: 100%;
        max-height: 550px;
        /*max-height: 500px;*/
        margin: auto;
        padding: 0px 15px;
      }
      .txtimg h3 {
        margin-bottom: 10px;
      }
      .contenedor_txtimg{
        /*margin-bottom: 20px;*/
      }
      .txtimg {
        background-color: rgb(83, 83, 83);
      }
  }