/*General*/
@font-face {
  font-family: 'Rubik-Light';
  src: url(font/Rubik-Light.ttf);
}
@font-face {
  font-family: 'Rubik-Medium';
  src: url(font/Rubik-Medium.ttf);
}
@font-face {
  font-family: 'Rubik-ExtraBold';
  src: url(font/Rubik-ExtraBold.ttf);
}
body{
    font-family: 'Rubik-Light', sans-serif;
    margin: 0;
}
.mobile{
    display: none;
}
.padding-0{
    padding: 0;
}
.font-14{
    font-size: 14px;
}
/*contandor*/
#contadorHeader {
    color: #fff;
    display: flex;
    flex-direction: revert;
    align-items: center;
    font-family: 'Rubik-ExtraBold';
    justify-content: space-around;
    margin-left: -3rem;
    font-size: 24px;
}
.cont-contador{
    display: flex;
    flex-direction: column;
    text-align: center;
}
.tiempo{
    font-size: 12px;
}
#contador {
    display: flex;
    flex-direction: row;
    justify-content: center;
    font-family: 'Rubik-ExtraBold';
    color: #fff;
    font-size: 78px;
}
#contador .cont-contador{
    padding: 0 8px;
}
.color-yelow{
    color: #fdd703;
}
/*contador end*/
/* banner principal */
.tiempo-banner {
    font-size: 30px;
}
#banner {
    position: relative;
    background-image: url(../images/banner.png);
    background-size: 100% 100%;
    height: 50em;
}
.banner {
    width: 100%;
    padding: 0;
    position: relative;
    z-index: -1;
}
.titulos {
    color: #fff;
}
.titulo-principal{
    font-family: 'Rubik-ExtraBold';
    font-size: 68px;
    line-height: 1;
    margin-bottom: 1rem;
}
.subtitulo-1 {
    font-family: 'Rubik-Medium';
    font-size: 26px;
}
.subtitulo-2{
    font-size: 26px;
}
.height-banner{
    height: 50em;
}
/* Seccion 1 */
.titulo{
    font-family: 'Rubik-ExtraBold';
    font-size: 40px;
    margin: 2rem 0 2rem 0;
    text-transform: uppercase;
}
.img-blockchain {
    width: 48%;
}
.contenedor-img-seccion1 {
    position: relative;
    height: 18em;
}
.img-seccion1-absolute {
    position: absolute;
    height: 18em;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.height-seccion1{
    height: 18em;
    align-items: center;
}
.resaltar{
    font-family: 'Rubik-Medium';
}
/*banner 2*/
.banner-2 {
    margin: 3rem 0;
    background-image: url(../images/banner2.png);
    height: 20em;
    background-repeat: no-repeat;
    background-size: 100%;
    background-position: center;
}
.content-banner2 {
    color: #fff;
    height: 20em;
}
.titulo-2{
    font-family: 'Rubik-ExtraBold';
    font-size: 40px;
    margin: 2rem 0 0 0;
    text-transform: uppercase;
}
.sub-3 {
    margin-bottom: 2rem;
    font-size: 20px;
}
.parrafo{
    font-size: 20px;
    text-align: justify;
}
/*seccion 2*/
.topics {
    width: 100%;
}
.cont-topics {
    position: absolute;
    z-index: 1;
    color: #fff;
    text-align: center;
    top: 20%;
    font-family: 'Rubik-Medium';
    padding: 0 15px;
    width: 92%;
}
.card-topics {
    position: relative;
    margin: 1rem 0;
    transition: 0.5s;
    scale: 0.9;
}
.card-topics:hover {
    scale: 1;
    cursor: pointer;
    transition: 0.5s;
}
.cards{
    padding: 0 10px;
    margin: 2rem 0;
}
.cont-topics .t-1{
    font-size: 14px;
}
.cont-topics .t-2{
    font-size: 20px;
}
/*seccion 3*/
.speakers{
    width: 90%;
}
.cont-specks{
    text-align: center;
    margin-bottom: 8rem
}
.name {
    font-family: 'Rubik-Medium';
    text-transform: uppercase;
    font-size: 22px;
}
.obje{
    font-size: 20px;
    margin: 0;
    margin-top: 8px;
}
.sponsors{
    width: 100%;
    cursor: pointer;
    transition: 0.5s;
}
.sponsors:hover {
    scale: 1.1;
    box-shadow: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
    transition: 0.5s;
}
.seccion4 {
    margin: 0 0 6rem;
}
/*Footer*/
.footer {
    background-image: url(../images/footer.png);
    background-size: cover;
    background-repeat: no-repeat;
    padding-top: 4rem;
    background-position: top;
    height: 12em;
}
footer{
    background-color:#000 ;
    color: #fff;
}
footer ul {
    display: flex;
    flex-direction: row;
    list-style: none;
    justify-content: space-between;
    padding-left: 0;
    font-family: 'Rubik-Medium';
}
footer ul  a{
    color: #fff;
    text-decoration-color: #000;
}
footer ul a:hover {
    color: #fff;
    text-decoration-color: #fff;
    cursor: pointer;
}
.separador{
    border-left: 2px solid #fff;
}
.line-bottom {
    border-bottom: solid 1px #fff;
}
small{
    font-size: 12px;
}
i {
    font-size: 28px;
}
.dap a {
    color: #fff;
    text-decoration: none;
    text-transform: uppercase;
    cursor: pointer;
    border-bottom: solid 1px #000;
}
.dap a:active, .dap a:hover {
    color: #ffd503 !important;
    border-bottom: solid 1px #ffd503 !important;
}
/*efecto flip*/
.flip-card {
    height: 270px;
    perspective: 1000px;
    cursor: pointer;
}
.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 1.5s;
  transform-style: preserve-3d;
}
.flip-card:hover .flip-card-inner {
  transform: rotateY(180deg);
}
.flip-card-front, .flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}
.flip-card-front {
  color: black;
}
.flip-card-back {
  color: white;
  transform: rotateY(180deg);
}
/*MENU*/
.header-menu {
    background-color: #000;
    padding: 15px 0;
    position: fixed;
    width: 100%;
    z-index: 3;
}
.logo{
    width: 80%;
    cursor: pointer;
}
.check-falso {
    display: none;
}
.menu{
    display: flex;
    flex-direction: row;
    list-style: none;
    justify-content: space-between;
    padding-left: 0;
}
#menu a {
    color: #fff;
    text-decoration: none;
    text-transform: uppercase;
    cursor: pointer;
    border-bottom: solid 1px #000;
}
.active{
    color: #ffd503 !important;
}
.menu a:active, .menu a:hover {
    color: #ffd503 !important;
    border-bottom: solid 1px #ffd503 !important;
}
/*Responsive menu*/
@media screen and (max-width: 580px){
    .check-falso{
        display: block;
    }
    #menuToggle{
        display: block;
        position: relative;
        top: 17px;
        left: 10%;
        z-index: 2;
        -webkit-user-select: none;
        user-select: none;
        height: 50px;
    }
    #menuToggle a{
        text-decoration: none;
        color: #232323;
        transition: color 0.3s ease;
        display: block;
        border-bottom-color: #fff ;
    }
    #menuToggle input{
        display: block;
        width: 40px;
        height: 32px;
        position: absolute;
        top: -7px;
        left: 0;
        cursor: pointer;
        opacity: 0;
        z-index: 2; 
        -webkit-touch-callout: none;
    }
    #menuToggle span{
        display: block;
        width: 33px;
        height: 4px;
        margin-bottom: 5px;
        position: relative;
        background: #fff;
        border-radius: 3px;
        z-index: 1;
        transform-origin: 4px 0px;
        transition: transform 0.5s cubic-bezier(0.77,0.2,0.05,1.0),
        background 0.5s cubic-bezier(0.77,0.2,0.05,1.0),
        opacity 0.55s ease;
    }
    #menuToggle span:first-child{
        transform-origin: 0% 0%;
    }
    #menuToggle span:nth-last-child(2){
        transform-origin: 0% 100%;
    }
    #menuToggle input:checked ~ span{
        opacity: 1;
        transform: rotate(45deg) translate(-2px, -1px);
        background: #232323;
    }
    #menuToggle input:checked ~ span:nth-last-child(3){
        opacity: 0;
        transform: rotate(0deg) scale(0.2, 0.2);
    }
    #menuToggle input:checked ~ span:nth-last-child(2){
        transform: rotate(-45deg) translate(0, -1px);
    }
    #menu{
        display: block;
        width: auto;
        margin: -50px 0 0 -50px;
        padding: 50px;
        padding-top: 50px;
        background: #ffffff;
        list-style-type: none;
        -webkit-font-smoothing: antialiased;
        transform-origin: 0% 0%;
        transform: translate(-100%, 0);
        transition: transform 0.5s cubic-bezier(0.77,0.2,0.05,1.0);
    }
    #menu li{
        padding: 8px 0;
    }
    #menuToggle input:checked ~ ul{
        transform: none;
    }           
}
@media screen and (min-width:1600px){
    .img-blockchain {
        width: 60%;
    }
    .contenedor-img-seccion1, .height-seccion1, .img-seccion1-absolute {
        height: 25em;
    }
}
@media screen and (min-width:1400px){
    .footer{
        height: 14em;
    }
    .titulo{
        font-size: 48px;
    }
    .titulo-2{
        font-size: 48px;
    }
    p {
        font-size: 20px;
    }
    .cont-topics .t-1 {
        font-size: 18px;
    }
    .cont-topics .t-2 {
        font-size: 22px;
    }
    .flip-card {
        height: 284px;
    }
    footer ul{
        font-size: 20px;
    }
}
@media screen and (min-width:992px) and (max-width:1279px){
    .titulo-principal {
        font-size: 64px;
    }
    .cont-topics .t-2 {
        font-size: 16px;
    }
    .flip-card {
        height: 227px;
    }
    #contador {
        font-size: 52px;
    }
    .content-banner2 {
        height: 20em;
    }
    .banner-2 {
        height: 20em;
    }
    .contenedor-img-seccion1, .height-seccion1, .img-seccion1-absolute {
        height: 14em;
    }
    .height-banner, #banner{
        height: 40em;
    }
}
@media screen and (min-width:768px) and (max-width:991px){
    .height-banner, #banner{
        height: 24em;
    }
    .contenedor-img-seccion1 {
        margin-top: -3rem;
    }
    .contenedor-img-seccion1, .height-seccion1, .img-seccion1-absolute {
        height: 15em;
    }
    .tiempo-banner {
        font-size: 14px;
    }
    #contador{
        font-size: 40px;
    }
    #contadorHeader {
        font-size: 18px;
    }
    .tiempo {
        font-size: 8px;
    }
    .menu {
        font-size: 12px;
    }
    .parrafo {
        font-size: 14px;
    }
    #contador .cont-contador {
        padding: 0 1rem;
    }
    .titulo-principal {
        font-size: 44px;
    }
    .titulos {
        top: 10%;
        margin-top: 2rem;
    }
    p {
        font-size: 14px;
        text-align: justify;
    }
    .content-banner2 {
        font-size: 14px;
        height: 16em;
    }
    .banner-2{
        height: 13em;
        margin: 0;
    }
    .pp0, .cards{
        padding: 0;
    }
    .cont-topics{
        top: 10%;
        width: 82%;
    }
    .card-topics, .topics{
        width: 95%;
    }
    .cont-topics .t-1{
        font-size: 12px;
        text-align: center;
    }
    .cont-topics .t-2 {
        font-size: 14px;
        text-align: center;
    }
    .card-topics:hover{
        box-shadow: none;
    }
    .cont-specks {
        margin: 0rem 0;
    }
    .flip-card {
        height: 170px;
        margin-bottom: 6rem;
    }
    .obje {
        text-align: center;
        font-size: 16px;
    }
    .font-14{
        font-size: 12px;
    }
    .name {
        font-size: 18px;
    }
    .footer {
        background-size: contain;
        height: 10em;
    }
}
@media screen and (max-width:767px){
    .tac{
        margin-top: 1rem;
    }
    .banner-2 img{
        width: 100%;
    }
    #contador .cont-contador {
        padding: 0 1rem;
    }
    #contador {
        margin-top: -16rem;
        font-size: 32px;
    }
    .tiempo-banner {
        font-size: 18px;
    }
    .banner-2 {
        background-image: none;
        height: initial;
        margin: 1rem 0 0rem;
    }
    #banner {
        background-image: url(../images/bannermobile.png);
    }
    .header-menu {
        position: initial;
    }
    .mobile{
        display: block;
    }
    .desktop{
        display: none;
    }
    .titulos {
        width: 100%;
        margin-top: 1rem;
        padding: 0 15px;
    }
    .titulo-principal {
        font-size: 36px;
        margin-top: -1rem;
    }
    .titulo {
        text-align: center;
        font-size: 32px;
        width: 100%;
    }
    .img-blockchain {
        margin-left: 0;
        width: 100%;
    }
    p{
        text-align: justify;
    }
    .seccion2 {
        padding: 0;
        text-align: center;
    }
    .content-banner2 {
        text-align: justify;
        color: #000;
        padding: 1rem!important;
        height: auto;
    }
    .titulo-2 {
        font-size: 32px;
        text-align: center;
    }
    .sub-3 {
        font-size: 16px;
    }
    .pp0, .cards{
        padding: 0;
    }
    .cont-topics .t-1 , .cont-topics .t-2 {
        text-align: center;
    }
    .col-sm-2{
        width: 50%;
    }
    .flip-card {
        height: 201px;
    }
    .obje {
        text-align: center;
        font-size: 16px;
    }
    .name{
        font-size: 14px;
    }
    .footer{
        background-image: url(../images/footermobile.png) ;
        height: 14em;
        padding-top: 1rem;
        background-position: center;
        padding-bottom: 1rem;
    }
    .redes-footer{
        justify-content: center;
    }
    .redes-footer li{
        margin: 0 1rem;
    }
    .dubai-tu{
        text-align: center;
    }
    .text-center-mobile{
        text-align: center;
    }
    .dap{
        display: block;
        text-align: center;
    }
    footer .row{
        display: block;
        padding: 0 15px;
    }
    #contadorHeader{
        display: none !important;
    }
    .height-banner, #banner {
        height: 36em;
    }
    .contenedor-img-seccion1, .img-seccion1-absolute, .height-seccion1{
        height: auto;
    }
    .height-seccion1 .parrafo{
        padding: 0 15px;
    }
    .card-topics {
        margin: 0 2px;
    }
    .speakers {
        width: 94%;
    }
    .cont-specks {
        text-align: center;
        margin-bottom: 5rem;
    }
}
@media screen and (max-width: 375px){
    .tiempo-banner {
        font-size: 14px;
    }
}