body {
    font-family: "Open Sans", sans-serif;
    background-color: #040404;
    color: #fff;
    position: relative;
    background: transparent;
  }
  
  body::before {
    content: "";
    position: fixed;
    background: #040404 url("../img/1.png") top right no-repeat;
    background-size: cover;
    left: 0;
    right: 0;
    top: 0;
    height: 100vh;
    z-index: -1;
  }
  
  @media (min-width: 1024px) {
    body::before {
      background-attachment: fixed;
    }
  }
  
  a {
    color: #18d26e;
    text-decoration: none;
  }
  
  a:hover {
    color: #35e888;
    text-decoration: none;
  }
  
  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    font-family: "Raleway", sans-serif;
  }
  
  /*--------------------------------------------------------------
  # Header
  --------------------------------------------------------------*/
  
  #header{
    background-color: rgba(0, 0, 0, 0.9);
    border: 1px solid rgb(10, 10, 10);
  }
  #header h1 {
    font-size: 48px;
    margin-top: 20px;
    padding: 0;
    line-height: 1;
    font-weight: 700;
    font-family: "Poppins", sans-serif;
  }
  
  #header h1 a,
  #header h1 a:hover {
    color: #fff;
    line-height: 1;
    display: inline-block;
  }
  
  #header h2 {
    font-size: 24px;
    margin-top: 20px;
    color: rgba(255, 255, 255, 0.8);
  }
  
  #header h2 span {
    color: #fff;
    border-bottom: 2px solid #18d26e;
    padding-bottom: 6px;
  }
  
  #header img {
    padding: 0;
    margin: 0;
  }
  
  #header .social-links {
    margin-top: 40px;
    display: flex;
  }
  
  #header .social-links a {
    font-size: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    line-height: 1;
    margin-right: 8px;
    border-radius: 50%;
    width: 40px;
    height: 40px;
  }
  
  #header .social-links a:hover {
    background: #18d26e;
  }
  
  @media (max-width: 992px) {
    #header h1 {
      font-size: 36px;
    }
  
    #header h2 {
      font-size: 20px;
      line-height: 30px;
    }
  
    #header .social-links {
      margin-top: 15px;
    }
  
    #header .container {
      display: flex;
      flex-direction: column;
      align-items: center;
    }
  }
  
  /* Header Top */
  #header.header-top {
    height: 80px;
    position: fixed;
    left: 0;
    top: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.9);
  }
  
  #header.header-top .social-links,
  #header.header-top h2 {
    display: none;
  }
  
  #header.header-top h1 {
    margin-right: auto;
    font-size: 36px;
  }
  
  #header.header-top .container {
    display: flex;
    align-items: center;
  }
  
  #header.header-top .navbar {
    margin: 0;
  }
  
  @media (max-width: 768px) {
    #header.header-top {
      height: 60px;
    }
  
    #header.header-top h1 {
      font-size: 26px;
    }
  }
  
  /*--------------------------------------------------------------
  # Navigation Menu
  --------------------------------------------------------------*/
  /*
   Desktop Navigation 
  */
  .navbar {
      padding: 0;
      margin-top: 35px;
    }
    
    .navbar ul {
      margin: 0;
      padding: 0;
      display: flex;
      list-style: none;
      align-items: center;
    }
    
    .navbar li {
      position: relative;
    }
    
    /* El código .navbar li+li es una regla CSS que selecciona elementos <li> que siguen inmediatamente a otros elementos <li> 
    dentro de un contenedor con la clase .navbar. */
    .navbar li+li {
      margin-left: 30px;
    }
    
    .navbar a,
    .navbar a:focus {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0;
      font-family: "Poppins", sans-serif;
      font-size: 16px;
      font-weight: 400;
      color: rgba(255, 255, 255, 0.7);
      white-space: nowrap;
      transition: 0.3s;
    }
    
    .navbar a i,
    .navbar a:focus i {
      font-size: 12px;
      line-height: 0;
      margin-left: 5px;
    }
    
    .navbar a:before {
      content: "";
      position: absolute;
      width: 0;
      height: 2px;
      bottom: -4px;
      left: 0;
      background-color: #18d26e;
      visibility: hidden;
      width: 0px;
      transition: all 0.3s ease-in-out 0s;
    }
    
    .navbar a:hover:before,
    .navbar li:hover>a:before,
    .navbar .active:before {
      visibility: visible;
      width: 65px;
    }
    
    .navbar a:hover,
    .navbar .active,
    .navbar .active:focus,
    .navbar li:hover>a {
      color: #fff;
    }
    
    /*
     Icono de navegación movil
    */
    .mobile-nav-toggle {
      color: #fff;
      font-size: 28px;
      cursor: pointer;
      display: none;
      line-height: 0;
      transition: 0.5s;
      position: fixed;
      right: 15px;
      top: 15px;
    }
    
    @media (max-width: 991px) {
      .mobile-nav-toggle {
        display: block;
      }
    
      .navbar ul {
        /* con esto oculatmos el menu de navegación */
        display: none;
      }
    }
    
    .navbar-mobile {
      position: fixed;
      overflow: hidden;
      top: 0;
      right: 0;
      left: 0;
      bottom: 0;
      background: rgba(0, 0, 0, 0.9);
      transition: 0.3s;
      z-index: 999;
      margin-top: 0;
    }
    
    .navbar-mobile .mobile-nav-toggle {
      position: absolute;
      top: 15px;
      right: 15px;
    }
    
    .navbar-mobile ul {
      display: block;
      position: absolute;
      top: 55px;
      right: 15px;
      bottom: 45px;
      left: 15px;
      padding: 10px 0;
      overflow-y: auto;
      transition: 0.3s;
      border: 2px solid rgba(255, 255, 255, 0.2);
    }
    
    .navbar-mobile li {
      padding: 12px 20px;
    }
    
    .navbar-mobile li+li {
      margin: 0;
    }
    
    .navbar-mobile a,
    .navbar-mobile a:focus {
      font-size: 16px;
      position: relative;
    }
 
/*--------------------------------------------------------------
# Sections General
--------------------------------------------------------------*/
.about{

  border: 1px solid blue;

}
section {
  
  position: absolute;
  width: 100%;
  top: 150px;
  bottom: 100%;
  
  transition: ease-in-out 0.4s;

}

section.section-show {
  top: 100px;
  bottom: auto;
  opacity: 1;
  padding-bottom: 45px;
}

section .container {
  background: rgba(0, 0, 0, 0.9);
  padding: 30px;
}

@media (max-width: 768px) {

  .container > h1{
    text-align: center;
   }

  section {
    top: 120px;
  }

  section.section-show {
    top: 80px;
  }
}

.section-title h2 {
  font-size: 14px;
  font-weight: 500;
  padding: 0;
  line-height: 1px;
  margin: 0 0 20px 0;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #aaaaaa;
  font-family: "Poppins", sans-serif;
}

.section-title h2::after {
  content: "";
  width: 120px;
  height: 1px;
  display: inline-block;
  background: #4ceb95;
  margin: 4px 10px;
}

.section-title p {
  margin: 0;
  margin: -15px 0 15px 0;
  font-size: 36px;
  font-weight: 700;
  text-transform: uppercase;
  font-family: "Poppins", sans-serif;
  color: #fff;
}

/*--------------------------------------------------------------
# Certificados
--------------------------------------------------------------*/
.certificado .certificado-item {
    margin-bottom: 30px;
  }
  

  
  .certificado .certificado-wrap {
    transition: 0.3s;
    position: relative;
    overflow: hidden;
    z-index: 1;
    background: rgba(0, 0, 0, 0.6);
  }
  
  .certificado .certificado-wrap::before {
    content: "";
    background: rgba(0, 0, 0, 0.6);
    position: absolute;
    left: 30px;
    right: 30px;
    top: 30px;
    bottom: 30px;
    transition: all ease-in-out 0.3s;
    z-index: 2;
    opacity: 0;
  }
  
  .certificado .certificado-wrap .portfolio-info {
    opacity: 0;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    text-align: center;
    z-index: 3;
    transition: all ease-in-out 0.3s;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
  
  .certificado .certificado-wrap .portfolio-info::before {
    display: block;
    content: "";
    width: 48px;
    height: 48px;
    position: absolute;
    top: 35px;
    left: 35px;
    border-top: 3px solid #fff;
    border-left: 3px solid #fff;
    transition: all 0.5s ease 0s;
    z-index: 9994;
  }
  
  .certificado .certificado-wrap .portfolio-info::after {
    display: block;
    content: "";
    width: 48px;
    height: 48px;
    position: absolute;
    bottom: 35px;
    right: 35px;
    border-bottom: 3px solid #fff;
    border-right: 3px solid #fff;
    transition: all 0.5s ease 0s;
    z-index: 9994;
  }
  
  /* botones de los certificados */
  .certificado .certificado-wrap .certificado-links {
    text-align: center;
    z-index: 4;
  }
  
  .certificado .certificado-wrap .certificado-links a {
    color: #fff;
    margin: 0 2px;
    font-size: 28px;
    display: inline-block;
    transition: 0.3s;
  }
  
  .certificado .certificado-wrap .certificado-links a:hover {
    color: #63eda3;
  }
  
  /* Fin botones de los certificados*/

  .certificado .certificado-wrap:hover::before {
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 1;
  }
  
  .certificado .certificado-wrap:hover .portfolio-info {
    opacity: 1;
  }
  
  .certificado .certificado-wrap:hover .portfolio-info::before {
    top: 15px;
    left: 15px;
  }
  
  .certificado .certificado-wrap:hover .portfolio-info::after {
    bottom: 15px;
    right: 15px;
  }

  .certi8{

    margin-top: 20px;
  }