*{
  font-family: 'Karla', sans-serif;
  font-family: 'Ubuntu', sans-serif;
}

section{
    padding: 40px 0;
}
/* banner */
.s-banner{
    background: url(../img/banner/banner.jpg);
    height: 900px;
    background-repeat: no-repeat;
    background-size: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    background-attachment: fixed;
}

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

.title-banner{
    font-size: 28px;
    color: #fff;
    font-weight: 600;
}

.text-banner{
    font-size: 20px;
    color: #fff;
}
/* info */
.s-info{
    display: flex;
    justify-content: center;
}

.info-i-s{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.info-s-i{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.title-v{
    display: flex;
    justify-content: center;
}

.title-info{
    font-size: 30px;
    font-weight: 700;
    color: black;
    line-height: 36px;
    margin-bottom: 20px;
}

.title-s-i{
    font-size: 30px;
    font-weight: 700;
    color: black;
    line-height: 36px;
    margin: 20px 0 20px 0;
}

.title-v{
    font-size: 30px;
    font-weight: 700;
    color: black;
    line-height: 36px;
    margin: 20px 0 20px 0;
}

.text-info{
    width: 70%;
    font-size: 17px;
    line-height: 28px;
    margin: 26px 0;
}

.text-s-i{
    width: 70%;
    font-size: 17px;
    line-height: 28px;
    margin: 26px 0;
}

.text-s-i{
    width: 70%;
}

.swiper {
    width: 1350px;
    height: 700px;
    box-shadow: 0 14px 28px rgba(0,0,0,0.25), 0 10px 10px rgba(0,0,0,0.22);
  }

  .swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;

    /* Center slide text vertically */
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    flex-direction: column;
  }

  .swiper-slide h4{
    margin: 25px 0;
    font-size: 30px;
    font-weight: 700;
    line-height: 36px;
    color: #fff;
  }

  .swiper-slide p{
    width: 80%;
    font-size: 17px;
    line-height: 28px;
    color: #fff;
  }

  .swiper-slide img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .swiper-po{
    background: url(../img/info-banner/v-po.png);
    background-repeat: no-repeat;
    background-size: cover;
  }

  .swiper-fishing{
    background: url(../img/info-banner/fishing.jpg);
    background-repeat: no-repeat;
    background-size: cover;
  }

  .swiper-thr{
    background: url(../img/info-banner/thr.jpg);
    background-repeat: no-repeat;
    background-size: cover;
  }

  .swiper-ddos{
    background: url(../img/info-banner/ddos.jpg);
    background-repeat: no-repeat;
    background-size: cover;
  }

  .swiper-scam{
    background: url(../img/info-banner/scam.jpg);
    background-repeat: no-repeat;
    background-size: cover;
  }

  .swiper-rootkit{
    background: url(../img/info-banner/rootkit.png);
    background-repeat: no-repeat;
    background-size: cover;
  }

  .swiper-sql{
    background: url(../img/info-banner/sqlinj.jpg);
    background-repeat: no-repeat;
    background-size: cover;
  }

  .swiper-attack{
    background: url(../img/info-banner/attack.jpg);
    background-repeat: no-repeat;
    background-size: cover;
  }

  .swiper-spam{
    background: url(../img/info-banner/spam.jpg);
    background-repeat: no-repeat;
    background-size: cover;
  }

  .swiper-info{
    background: url(../img/info-banner/info.jpg);
    background-repeat: no-repeat;
    background-size: cover;
  }

  /* rules */

  .title-rules{
    display: flex;
    justify-content: center;
    font-size: 30px;
    font-weight: 700;
    color: black;
    line-height: 36px;
    margin: 20px 0 20px 0;
  }

  .rules{
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
  }

  .card-r{
    width: 36%;
    display: flex;
    align-items: center;
    background: #17aeb4;
    margin-left: 10px;
    margin-top: 10px;
    height: 300px;
  }

  .card-r img{
    width: 60%;
    height: 300px;
  }

  .card-r p{
    width: 40%;
    padding: 20px;
    font-size: 16px;
    line-height: 20px;
    margin: 26px 0;
    color: #fff;
  }

  .c-ac{
    display: flex;
    justify-content: center;
  }

  .title-help{
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    font-weight: 700;
    color: black;
    line-height: 36px;
    margin: 20px 0 20px 0;
  }

  .accordion{
    width: 73%;
  }

  .accordion-item{
    background-color: #17aeb4;
    border-radius: .6rem;
  }
  
  .accordion-item hr{
    border: 1px solid rgba(255, 255, 255, 0.5);
  }
  
  .accordion-link{
    font-size: 1.6rem;
    color: black;
    text-decoration: none;
    background-color: #F9F9F9;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    box-shadow: 0 16px 28px rgba(0,0,0,0.25), 0 14px 14px rgba(0,0,0,0.22);
  }
  
  .accordion-link h3{
    font-weight:500;
    font-size: 20px;
    padding: 10px;
  }
  
  .accordion-link i{
    color: black;
    padding: .5rem;
    
  }
  
  .accordion-link ul{
    display:flex;
    align-items: flex-end;
    list-style-type: none;
    margin-left: 25px;
  }
  
  .accordion-link li{
    font-size: 10px;
    color: rgba(255, 255, 255, 0.4);
    padding: 0 0 1px 5px;
  }
  
  .accordion-link div{
    display: flex;
  }
  
  .accordion-link .ion-md-arrow-down{
    display: none;
  }
  
  .answer{
    max-height: 0;
    overflow: hidden;
    position: relative;
    background-color: #17aeb4;
    transition: max-height 650ms;
  }
  
  
  
  .answer p{
    color: #fff;
    font-size: 18px;
    padding: 2rem;
    
  }
  
  .accordion-item:target .answer{
    max-height: 20rem;
  }
  
  .accordion-item:target .accordion-link .ion-md-arrow-forward{
    display: none
  }
  
  .accordion-item:target .accordion-link .ion-md-arrow-down{
    display: block;
  }