#document_section {
    font-size: 16px;
    margin-top: 80px;
}

#document_section .main_subHeaing{
  background-color: #00415a13;
  border-radius: 10px;
  color: var(--primary-color);
  display: inline-block;
  padding: 5px 18px;
}

#document_section .main_subHeaing:not(:nth-child(1)){
  margin-top: 130px;
}

#document_section .main_description{
  color: #00415ad2;
  margin-top: 20px;
}


#document_section .cards_conainer{
    display: grid;
    grid-template-columns: 1fr;
    margin-top: 40px;
    row-gap: 40px;
}

#document_section .cards_conainer .conference_single_card,
  #document_section .cards_conainer .journal_single_card{
    border: 1px solid #00709c32;
    border-radius: 15px;
    box-shadow: 3px 4px 11px 0px rgba(0, 0, 0, 0.078);
    padding: 25px;
    transition: .6s;
    /* background-color: #E5F8FF; */
}

#document_section .cards_conainer .conference_single_card:hover,
  #document_section .cards_conainer .journal_single_card:hover{
  box-shadow: 3px 4px 14px 0px rgba(0, 0, 0, 0.15);
  transform: scale(1.01);
}

#document_section .cards_conainer .conference_single_card .date,
  #document_section .cards_conainer .journal_single_card .date{
  color: #667085;
  font-size: .9em;
  font-weight: 600;
  margin-bottom: 2.4%;
}

#document_section .cards_conainer .conference_single_card .title,
  #document_section .cards_conainer .journal_single_card .title{
  color: var(--secondary-color);
  font-size: 1.5em;
}

#document_section .cards_conainer .conference_single_card .conference_name,
  #document_section .cards_conainer .journal_single_card .journal_name{
  color: #475467dd;
  font-weight: 600;
  font-size: 1em;
  margin-top: 1%;
}

#document_section .cards_conainer .conference_single_card .host_institute,
  #document_section .cards_conainer .journal_single_card .authors{
  color: #475467aa;
  margin-top: 1%;
}

#document_section .cards_conainer .journal_single_card a{
  color: #00B8FF;
  text-decoration: none;
  font-size: .9em;
  display: inline-block;
  margin-top: 2.5%;
}

#document_section .cards_conainer .journal_single_card a:hover{
  font-weight: 600;
}

  @media (min-width: 1600px) {
    #document_section {
        font-size: 18px;
    }
  }
  @media (min-width: 1850px) {
    #document_section {
        font-size: 20px;
    }
  }
  @media (max-width: 1400px) {
    #document_section {
        font-size: 14px;
    }
  }
  @media (max-width: 1300px) {
  }
  @media (max-width: 1100px) {
  }
  @media (max-width: 970px) {
    #document_section {
      font-size: 12px;
    }
  }
  @media (max-width: 767px) {
    #document_section .cards_conainer{
      row-gap: 20px;
    }
    #document_section .main_subHeaing:not(:nth-child(1)){
      margin-top: 70px;
    }
  }
  @media (max-width: 460px) {
    #document_section {
      font-size: 3.4vw;
      margin-top: 40px;
    }
    #document_section .cards_conainer .conference_single_card,
  #document_section .cards_conainer .journal_single_card{
    border-radius: 10px;
    padding: 20px;
}
#document_section .cards_conainer .conference_single_card .title,
  #document_section .cards_conainer .journal_single_card .title{
  font-size: 1.1em;
}
#document_section .cards_conainer .conference_single_card .conference_name,
  #document_section .cards_conainer .journal_single_card .journal_name{
  font-size: .85em;
  margin-top: 10px;
}
#document_section .cards_conainer .conference_single_card .host_institute,
  #document_section .cards_conainer .journal_single_card .authors{
  margin-top: 10px;
}
#document_section .cards_conainer .journal_single_card a{
  font-size: 1em;
  margin-top: 15px;
}
  }