/***       Mobile       ***/

@media only screen and (max-width: 600px) {
    #presentation{
        padding-bottom : 20px !important;
        padding-top : 20px !important;
        top: 45vh !important;
    }

    #presentation-text{
        text-align: center;
        padding: 80px 20px 30px 20px !important;
        line-height: 3em;
    }

    #presentation-text  .size-1{
        font-size: 55px !important;
        letter-spacing: normal !important;
    }

    #presentation-text > .size-2{
        font-size: 40px !important;

    }

    #presentation-text > .size-3{
        font-size: 25px !important;
    }

    #presentation-text > a.btn {
        margin: 0 !important;
    }
}

/*  Dynamic navbar  */

.home-container{
    padding-top: 10px !important;
}



#home-nav #nav.expand {
    background: transparent !important;
    transition: all ease .8s;
}

#home-nav #nav{
    transition: all ease .8s;
    background-color: var(--dark-color) !important;

}

#nav.expand #link-four:hover,
#nav.expand li.nav-item.active> #link-four,
#home-nav #nav.expand li.list-inline-item a:hover i{
    color: var(--gradient-one) !important;
}

#nav.expand #link-one:hover,
#nav.expand li.nav-item.active> #link-one{
    color: var(--gradient-four) !important;
}

#nav.expand #link-two:hover,
#nav.expand li.nav-item.active> #link-two{
    color: var(--gradient-three) !important;
}

#nav.expand #link-three:hover,
#nav.expand li.nav-item.active> #link-three{
    color: var(--gradient-two) !important;
}



/*  background  */

.home-bg{
    background-image: url("../resources/background.jpg");
    height: 100vh;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

#presentation{
    opacity: 0.5;
    background-color: white;
    color: black;
    padding : 50px;
    top: 50vh;
}

#presentation > h1{
    font-size: 100px;
    font-family: var(--special-font) !important;
    letter-spacing: 4px;
}

#presentation > h2{
    font-size: 50px;
    font-family: var(--special-font) !important;
    letter-spacing: 2px;

}
.icon-block {
    position: absolute;
    left: 50%;
    color: var(--main-color);
    transform: translate(-50%, -50%);
}

#go-down{
    top : 85vh;
}

#go-down i {
    opacity: 0.2;
    transition: all 0.3s ease 0s;
}

#go-down i:hover{
    opacity: 0.8;
    transition: all 0.3s ease 0s;
    transform: scale(1.1);
    cursor: pointer; /* Mouse pointer on hover */
}

/*   Other    */

#presentation-text{
    text-align: center;
    padding: 110px 60px 30px 60px;
    line-height: 3em;
}

#presentation-text  .size-1{
    font-size: 140px;
    letter-spacing: 1px;
}

#presentation-text > .size-2{
    font-size: 90px;

}

#presentation-text > .size-3{
    font-size: 40px;
}

.new-layer{
    padding-bottom: 10px;
    padding-top: 10px;
}

.bottom-layer{
    padding-bottom: 30px !important;
}