:root
{
    --paragraph-font-- : 'Questrial', sans-serif;
    --header-font-- : 'Raleway', sans-serif;
}


*
{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    list-style-type: none;
}

main
{
    padding: 1em;
}

.container
{
    position: relative;
}

.header_container
{
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Logo */
.logo
{
    display: flex;
    align-items: center;
}

.logo .logo_1
{
    width: 55px;
    height: 50px;
}

.logo .logo_1 img
{
    width: 100%;
    height: 100%;
}

.logo .logo_2
{
    width: 110px;
    height: 50px;
    margin-left: 3px;
}

.logo .logo_2 img
{
    width: 100%;
    height: 100%;
}

/* Menu */
.navbar
{
    position: relative;
}

.navbar ul
{
    display: none;
    position: absolute;
    right: -18px;
    top: 65px;
    width: 125px;
    
}

.navbar ul li
{
    font-size: 0.7em;
    margin-bottom: 1.5em;
    text-align: center;
}

.navbar ul li a
{
    padding: 0.4em;
    font-family: var(--header-font--);
    font-weight: bold;
    cursor: pointer;    
}

.navbar ul li a:hover
{
    border-bottom: 2px solid black;
}


@media (max-width: 799px)
{
    .navbar:hover ul
    {
        display: block;
    }
}

.navbar div img
{
    padding: 1.5em;
    width: 75px;
    cursor: pointer;
}



@media (min-width: 800px)
{
    .navbar ul
    {
        display: flex;
        top: -2px;
        right: 0;
        width: 550px;
        justify-content: flex-end;
        align-items: center;
    }

    .navbar div img
    {
        display: none;
    }

    .navbar ul li a
    {
        padding: 1.2em;
        letter-spacing: 1px;
        text-decoration: none;
        color: black;
        font-size: var(--paragraph-font--);
        font-weight: bold;
    }

    .navbar ul li
    {
        margin-bottom: 0;
    }
}


/* Showcase */

.showcase
{
    margin-top: 3em;
}

.showcase .theme h1
{
    margin-bottom: 0.4em;
    text-align: center;
    font-family: var(--header-font--);
    font-size: 1.1em;
    letter-spacing: 0.5px;
}

.showcase .theme p
{
    text-align: center;
    font-family: var(--paragraph-font--);
    font-size: 1em;
    letter-spacing: 2px;
}


#time_1.visible
{
    display: none;
}

.newyear
{
    font-size: 1.2em;
    margin-top: 1em;
    font-weight: 500;
    font-family: var(--header-font--);
    color: black;
    text-align: center;
    display: none;
}

.newyear span
{
    font-size: 0.5em;
    font-weight: 300;
}


.showcase .time_2
{
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 2em;
}

.showcase .time_2>section
{
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.5em;
    background-color: blue;
    margin: 0 5px 0 5px;
    border-radius: 0 0 1em 1em;
    box-shadow: 1px 2px 15px blue; 
}

.showcase .time_2>section p
{
    color: white;
    font-family: var(--paragraph-font--);
    letter-spacing: 1px;
}


.programme
{
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 3em;
  min-height: 1000px;
}

.programme .programme_flyer
{
  width: 100%;
  margin-bottom: 2em;
}

.programme .programme_flyer section
{
    margin-bottom: 2em;
}

.programme .programme_flyer .arua h2
{
    font-family: var(--header-font--);
    font-size: 1.3em;
    margin-bottom: 2em;
    letter-spacing: 2px;
}

.programme .programme_flyer .arua section img 
{
    width: 30px;
    height: 30px;
    vertical-align: middle;
}

.programme .programme_flyer img
{
  width: 100%;
}


.programme .programme_days h1
{
  font-size: 1.5em;
  width: 100%;
  font-family: var(--header-font--);
  margin-bottom: 1em;
  letter-spacing: 1px;
}

.programme .programme_days .days
{
  display: flex;
  justify-content: flex-start;
  margin-bottom: 2em;
  font-family: var(--header-font--);
  font-weight: bold;
  letter-spacing: 1px;
}

.programme .programme_days .days section
{
  padding: 1em;
  border-radius: 1em;
  background-color: blue;
  color: white;
  cursor: pointer;
}

.programme .programme_days .days section:nth-of-type(2)
{
    margin: 0 4em 
}

.programme .programme_days .days section.active
{
  background: rgb(235, 235, 235);
  color: black;
}

.programme .programme_days .day_1
{
  width: 100%;
}


.sessions .day_1, .sessions .day_2, .sessions .day_3
{
  width: 100%;
  padding: 0 2em 0 2em;
  font-family: var(--paragraph-font--);
  letter-spacing: 1px;
}

.sessions .day_3 section:nth-of-type(2) .row,
.sessions .day_2 section.row,
.sessions .day_1 section:nth-of-type(2) .row
{
  margin: 0.5em 0 0.5em 0;
  display: flex;
}

.sessions .day_3 section:nth-of-type(2) .row p,
.sessions .day_2 section.row p,
.sessions .day_1 section:nth-of-type(2) .row p
{
  font-size: 1em;
  padding: 0;
  margin: 0;
  width: 100%;
  text-align: start;
  align-self: flex-start;
  letter-spacing: 1px;
}

.sessions .day_3 section:nth-of-type(2) .row p:nth-of-type(1),
.sessions .day_2 section.row p:nth-of-type(1),
.sessions .day_1 section:nth-of-type(2) .row p:nth-of-type(1)
{
  width: 30%;
}

.sessions .day_3 section:nth-of-type(2) .row p:nth-of-type(2),
.sessions .day_2 section.row p:nth-of-type(2),
.sessions .day_1 section:nth-of-type(2) .row p:nth-of-type(2)
{
  width: 70%;
}

.sessions .day_1.visible, 
.sessions .day_2.visible, 
.sessions .day_3.visible
{
    display: none;
}

.row .sub_row
{
  margin: 0;
  width: 70%;
  list-style-type: none;
  padding: 0;
}

.sub_row li
{
  margin-bottom: 0.5em;
  padding: 0;
  width: 100%;
}


.visible
{
  display: none;
}

.summary_container
{
    margin-top: 3em;
}

.summary_container .summary h1
{
    font-family: var(--header-font--);
    font-size: 1.5em;
    margin-bottom: 1em;
    letter-spacing: 2px;
}

.summary_container .summary .sum, .summary_container .list p,
.summary_container .invite p
{
    font-family: var(--paragraph-font--);
    line-height: 1.7;
    margin-bottom: 1em;
    letter-spacing: 1px;
}

.summary_container .summary .sum
{
    display: grid;
    grid-template-columns: 1fr;
    grid-gap: 20px;
}

.summary_container .list
{
    margin-bottom: 1em;
}


.speakers_container
{
    margin-top: 3em;
}


.speakers_container h1
{
    font-family: var(--header-font--);
    font-size: 1.5em;
    margin-bottom: 1em;
    letter-spacing: 2px;
}


.speakers_container h2
{
    font-family: var(--header-font--);
    font-size: 1.2em;
    margin-bottom: 2em;
    letter-spacing: 2px;
}

.speakers_container .speaks , .speakers_container .img
{
    width: 100%;
}

.speakers_container .speaks
{
    box-shadow: 1px 10px 20px black;
    padding: 1em;
    cursor: pointer;
}

.speakers_container .speaks .read_more
{
   margin: 1em 0 0 0; 
}

.speakers_container .speaks .read_more p 
{
    font-family: var(--header-font--);
    font-size: 0.7em;
    font-weight: bold;
    letter-spacing: 1px;
}

.speakers_container .name
{
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.speakers_container .name p
{
    font-family: var(--paragraph-font--);
    margin-top: 1em;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.speakers_container .name p:nth-of-type(1)
{
    font-weight: bold;
    font-size: 1.2em;
}

.speakers_container .name p:nth-of-type(2)
{
    font-size: 0.8em;
}


.speakers_container .img
{
    display: flex;
    justify-content: center;
    align-items: center;
}

.speakers_container .img img
{
    width: 90%;
    height: 253px;
}

.speakers_container .conference_container, 
.speakers_container .session_container
{
    margin-bottom: 3em;
}


.conference_container .conference
{
    display: grid;
    grid-template-columns: 1fr;
    grid-gap: 50px;
}

.session_container .session
{
    display: grid;
    grid-template-columns: 1fr;
    grid-gap: 50px;
}

.keynote_container .keynote
{
    display: grid;
    grid-template-columns: 1fr;
    grid-gap: 50px;
}


.supporters_container
{
    margin-top: 7em;
}

.supporters_container h1
{
    font-family: var(--header-font--);
    letter-spacing: 2px;
    margin-bottom: 2em;
    font-size: 1.5em;
}

.supporters_container img 
{
    width: 100px;
    height: 100px;
    margin-left:2em;
}


.footer_container
{
    margin-top: 10em;
    background-color: black;
}

.footer p
{
    font-weight: bold;
    font-family: var(--header-font--);
    font-size: 1.1em;
    color: white;
}

.footer
{
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1em;
}

.footer_logo
{
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 1em;
}


/* Model Designing */
.modal
{
    position: fixed;
    z-index: 1;
    padding: 2em;
    top: 0;
    left: 0;
    background-color: rgba(0 , 0, 0, 0.5);
    width: 100vw;
    height: 100vh;
    display: none;
    justify-content: center;
    align-items: center;
}

.modal.display
{
    display: flex;
}

.modal .cancel
{
    align-self: flex-start;
    color: white;
    font-size: 2em;
    font-family: var(--header-font--);
    cursor: pointer;
}

.modal .modal_container
{
    padding: 1em;
    background-color: #fff;
    display: flex;
    flex-direction: column;
    height: 600px;
    overflow-y: scroll;
}


.modal .modal_container .modal_img
{
    width: 100%;
    height: 300px;
    display: flex;
    justify-content: center;
}

.modal .modal_container .modal_img img
{
    width: 100%;
    height: 100%;
}

.modal 
.modal_container 
.modal_description 
.modal_name
{
    margin: 1em 0 1em 0;
    text-transform: uppercase;
    font-family: var(--header-font--);
    font-weight: bold;
    letter-spacing: 1px;
    font-size: 1.5em;
}

.modal 
.modal_container 
.modal_description 
.modal_title
{
    margin: 1em 0 1em 0;
    text-transform: uppercase;
    font-family: var(--paragraph-font--);
    letter-spacing: 1px;
    font-size: 1em;
    line-height: 1.6;
}

.modal 
.modal_container 
.modal_description
.modal_category
{
    margin: 1em 0 1em 0;
    text-transform: uppercase;
    font-family: var(--paragraph-font--);
    letter-spacing: 1px;
    font-size: 1em;
    font-weight: bold;
}

.modal 
.modal_container 
.modal_description
.profile
{
    font-family: var(--paragraph-font--);
    letter-spacing: 1px;
}

.modal 
.modal_container 
.modal_description
.profile p
{
    margin: 0.8em 0 0.8em 0;
    line-height: 1.7;
}

.timer
{
    width: 80%;
    margin: auto;
    display: flex;
    justify-content: center;
}

.timer p
{
    margin-right: 1em;
    text-transform: uppercase;
    font-family: var(--header-font--);
    font-weight: bold;
    letter-spacing: 1px;
}

.link
{
    width: 100%;
}

.news h2, .link h2
{
    font-family: var(--header-font--);
    font-size: 1.2em;
    margin-bottom: 2em;
    letter-spacing: 2px;
    text-transform: uppercase;
}


.news p, .link p
{
    font-family: var(--paragraph-font--);
    letter-spacing: 1px; 
    line-height: 1.7;
}

.link p a
{
    margin-left: 1em;
}


@media (min-width: 500px)
{

    .modal .modal_container .modal_img img
    {
        width: 400px;
    }

    .programme_days
    {
        width: 500px;
        margin: auto;
    }

    .showcase .theme h1
    {
        font-size: 2em;
    }

    .showcase .theme p
    {
        font-size: 1.2em;
    }

    .showcase .time>section
    {
        padding: 1em;
    }

    .programme
    {
        width: 70%;
        margin: 3em auto;
    }

    .summary_container,.supporters_container
    {
        width: 70%;
        margin: auto;
    }

    .speakers_container
    {
        width: 70%;
        margin: 3em auto;
    }

    .speakers_container .img img
    {
        width: 95%;
    }

    .programme .programme_flyer 
    {
        width: 100%;
    }

    
    .programme .programme_flyer img 
    {
        width: 100%;
    }

    .sessions .day_1, .sessions .day_2, .sessions .day_3
    {
        padding: 0;
    }

    .programme .programme_days
    {
        margin: 0 auto;
    }

}


@media (min-width: 700px)
{
    
    .header_container, .supporters_container
    {
        width: 80%;
        margin: auto;
    }

    .showcase
    {
        width: 80%;
        margin: 3em auto;
    }

    .summary_container
    {
        width: 80%;
    }

    .programme
    {
        width: 80%;
    }

    .speakers_container
    {
        width: 45%;
        margin: 3em auto;
    }


    .showcase .theme h1
    {
        font-size: 2.2em;
    }

    .showcase .theme p
    {
        font-size: 1.2em;
    }

    .programme
    {
        min-height: 1000px;
    }

    .supporters_container, .speakers_container
    {
        margin-top: 7em;
    }


}


@media (min-width: 850px)
{
    .programme
    {
        min-height: 1200px;
    }

    .speakers_container .img img
    {
        width: 90%;
    }
}



@media (min-width: 1000px)
{
    .modal .modal_container
    {
        width: 100%;
        flex-direction: row;
        padding: 3em;
        align-items: center;
        gap: 50px;
    }

    .speakers_container
    {
        width: 80%;
    }

    .conference_container .conference
    {
        grid-template-columns: repeat(2 , 1fr);
        grid-gap: 120px;
    }

    .session_container .session
    {
        display: grid;
        grid-template-columns: repeat(2 , 1fr);
        grid-gap: 120px;
    }

    .keynote_container .keynote
    {
        display: grid;
        grid-template-columns: repeat(2 , 1fr);
        grid-gap: 120px;
    }

    .speakers_container .img img
    {
        width: 95%;
    }


    #time_1.visible
    {
        margin-top: 1.5em;
        display: flex;
        justify-content: center;
        gap: 30px;
    }

    #time_1 #circle
    {
        position: relative;
        width: 150px;
        height: 150px;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    #time_1 #circle svg
    {
        position: relative;
        width: 150px;
        height: 150px;
        transform: rotate(270deg);
    }

    #time_1 #circle svg circle
    {
        width: 100%;
        height: 100%;
        fill: transparent;
        stroke-width: 8;
        stroke: #282828;
        transform: translate(5px , 5px);
    }

    #time_1 #circle svg circle:nth-of-type(2)
    {
        stroke: var(--clr);
        stroke-dasharray: 440;
        stroke-dashoffset: 440;
    }

    #time_1 div
    {
        position: absolute;
        text-align: center;
        font-weight: 500;
        color: black;
        font-size: 1.5em;
        font-family: var(--header-font--);
        font-weight: bold;
    }

    #time_1 div span
    {
        position: absolute;
        transform: translateX(-50%) translateY(-10px);
        font-size: 0.35;
        font-weight: 300;
        letter-spacing: 0.1em;
        text-transform: uppercase;
    }

    #time_1 .dots
    {
        position: absolute;
        width: 100%;
        height: 100%;
        border-radius: 50%;
        display: flex;
        justify-content: center;
        align-items: flex-start;
    }

    #time_1 .dots::before
    {
        content: '';
        position: absolute;
        top: -3px;
        width: 15px;
        height: 15px;
        background: var(--clr);
        border-radius: 50%;
        box-shadow: 0 0 20px var(--clr), 0 0 60px var(--clr);
        z-index: 1;
    }

    .showcase .time_2.visible
    {
        display: none;
    }
}


@media (min-width: 1200px)
{

    .modal .modal_container
    {
        width: 90%;
    }

    .speakers_container .img img
    {
        width: 100%;
    }

    .programme
    {
        width: 80%;
        margin: 3em auto;
        min-height: 600px;
        flex-direction: row;
        align-items: flex-start;
    }

    .summary_container 
    {
        width: 80%;
    }

    .summary_container .summary h1
    {
        font-size: 2em;
    }

    .programme_days
    {
        margin: 0;
        margin-left: 2em;
    }

    .programme .programme_flyer section
    {
        margin-bottom: 0;
    }

    .programme .programme_flyer 
    {
        width: 900px;
        height: 700px;
        display: flex;
        justify-content: flex-start;
        align-items: center;
        flex-direction: column;
        gap: 35px;
    }

    .programme .programme_flyer img 
    {
        width: 65%;
    }

    .programme_days
    {
        flex-grow: 1.5;
    }

    .showcase .theme h1
    {
        font-size: 2.5em;
    }

    .showcase .theme p
    {
        font-size: 1.5em;
    }

    .logo .logo_1
    {
        width: 65px;
        height: 60px;
    }

    .logo .logo_2
    {
        width: 150px;
        height: 60px;
        margin-left: 4px;
    } 
    
    
    .speakers_container
    {
        width: 80%;
    }
    
    .conference_container .conference,
    .session_container .session,
    .keynote_container .keynote
    {
        grid-template-columns: repeat(3 , 1fr);
        grid-gap: 100px;
        
    }
    
    .summary_container .summary .sum
    {
        grid-template-columns: repeat(2 , 1fr);
        grid-gap: 30px;
    }

    .summary_container .summary .sum section:nth-of-type(1),
    .summary_container .summary .sum section:nth-of-type(2)
    {
        flex-grow: 1;
    }


    .footer
    {
        width: 80%;
        flex-direction: row;
        justify-content: space-between;
        margin: auto;
    }

    main
    {
        padding: 0;
    }

    

}