body {
    margin: 0;
    font-family: 'Montserrat', sans-serif;
    font-size: 15px;
    line-height: 1.6    ;
    color: #333

}

* ,
*::before,
*:after{
    box-sizing: border-box;
}


h1, h2, h3, h4, h5, h6{
    margin: 0;
}
/*container*/
.container {
    width: 100%;
    max-width: 1230px;
    margin: 0 auto;
    padding: 0 15px;
}

/*intro*/
.intro{
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: url("../assets/imgs/background_intro2.jpeg") center, no-repeat;
    -webkit-background-size: cover;
    background-size: cover;
}
 .intro_title{
     font-size: 150px;
     font-weight: 700;
     text-transform: uppercase;
     text-align: center;
     line-height: 0.8;
     /*opacity: 0;*/
     /*color: rgb(150, 18, 29);*/
     background: -webkit-linear-gradient( #4141ce 50%, #e8e83f 49%);
     -webkit-background-clip: text;
     -webkit-text-fill-color: transparent;
 }

 .intro_inner{
     color: #fff;
     width: 100%;
     max-width: 880px;
     margin: 0 auto;

 }
/*header*/
.header{
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    /*padding-top: 30px;*/
}

.header_jen{
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding-top: 30px;
    background-color: darkblue;
}

.header_inner{
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.header_logo{
    font-size: 30px;
    font-weight: 700;
    color: white;
    text-decoration: none;
}

/*nav*/
.nav{
    font-size: 14px;
    text-transform: uppercase;
}

.nav_link{
    display: inline-block;
    vertical-align: top;
    margin: 0 10px;
    color: white;
    text-decoration: none;
    transition: color .2s linear;
    position: relative;
}

.nav_link:after {
    content: "";
    display: block;
    width: 100%;
    height: 3px;
    background-color: rgb(150, 18, 29);
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1;
    opacity: 0;
    transition: opacity 0.1s linear;
}
.nav_link:hover{
    color: rgb(150, 18, 29);
}
.nav_link:hover:after,
.nav_link:active:after{
    opacity: 1;
}
.nav_link:hover:after{
    display: block;
    opacity: 1;
}

.nav_link.active{
    color: rgb(150, 18, 29);
}

/*section*/

.section{
    padding: 80px 0;
}

.section_header{
    width: 100%;
    max-width: 950px;
    margin: 0 auto 40px;
    text-align: center;
}

.section_suptitle{

    font-size: 24px;
    color: #333;

}

.section_title{
    font-size: 30px;
    font-weight: 700;
    text-transform: uppercase;
    color: #333;
}

.section_title:after{
    content: "";
    display: block;
    width: 60px;
    height: 3px;
    margin: 30px auto 0;
    background-color: rgb(150, 18, 29) ;
}

.section_text{
    font-size: 15px;
    color: #999;
}

/*about*/

.about{
    margin: 80px -15px 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;

}
.about_item{
    width: 33.33333333%;
    padding: 0 15px;

}

.about_inner{
    position: relative;
    background-color: lightblue;
}
.about_inner:hover .about_image{
    transform: translate3d(-10px, -10px, 0);
}

.about_inner:hover .about_image img{

    opacity: 0.1;
}

.about_inner:hover .about_text{
    opacity: 1;
}

.about_image img{
    display: block;
    max-width: 100%;
    height: auto;
    transition: opacity .1s linear;

}

.about_image{
    background:linear-gradient(to bottom, rgb(150, 18, 29), whitesmoke );

    transition: transform .2s linear;
}

.about_text{
    width: 100%;

    color: white;
    text-transform: uppercase;
    font-weight: bold;
    font-size: 18px;
    text-align: center;
    opacity: 0;

    position: absolute;
    top: 50%;
    left: 0;
    z-index: 2;
    transform: translate3d(0, -50%, 0);

    transition: opacity 0.1s;

}

/*production*/

.production_item{
    display: flex;
    justify-content: center;
    align-items: center;
    max-height: 150px;
}

.production_item img{
    display: block;
    max-width: 250px;
    max-height: 125px;
    margin: 5px;

}
/*contacts*/
.contact_container{
    margin-top: 40px;
    display: flex;
    text-align: left;
    max-width: 1200px;

}

.contact_container a{
    text-decoration: none;
    color: #333;
}

@media (max-width: 1230px){
    /*intro*/
    .intro_title{
        font-size: 120px;
    }



}

@media (max-width: 990px) {
    /*intro*/
    .intro_title {
        font-size: 80px;
    }


}

@media (max-width: 770px) {
    /*nav*/
    .nav{
        display: none;
    }
    /*section*/
    .section{
        padding: 40px;
    }
}

@media (max-width: 575px) {
    /*intro*/
    .intro_title {
        font-size: 30px;
    }

    /*section*/

    .section_header{
        margin-bottom: 50px;
    }

    .section_title{
        font-size: 24px;
    }

    .section_title:after{
        margin: 20px auto;
    }



    /*about*/

    .about_item{
        width: 100%;
        margin-bottom: 30px;
        margin-top: 50px    ;
    }

    .about_item:last-child{

        margin-bottom: 0;
    }

    .about{
        justify-content: center;
    }

    /*production*/
    .production_item{
        display: none;
    }

    .production_item img{
        max-width: 100%;
        height: auto;
        margin: 5px;
    }

    .contact_container{
        display: flex;
        flex-direction: column;
    }

}

/*dropdown*/

.dropdown{
    /* position: relative;
    display: inline-block; */
    display: inline-block;
    vertical-align: top;
    margin: 0 10px;
    color: white;
    text-decoration: none;
    transition: color .2s linear;
    position: relative;
}

.dropdown_child{
    display: none;

}

.dropdown_child a {
    /* background-color: rgb(150, 18, 29); */
    color: white;
    text-decoration: none;
    display: block;
    font-size: 12px;
    margin: 5px;
    border-radius: 5px;
}
.dropdown:hover .dropdown_child {
    display: block;
}

.main_button {
    background: none;
    color: white;
    text-transform: uppercase;
    font-family: 'Montserrat', sans-serif;
    border: none;
    cursor: pointer;
   
}

.main_button:after {
    content: "";
    display: block;
    width: 100%;
    height: 3px;
    background-color: rgb(150, 18, 29);
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1;
    opacity: 0;
    transition: opacity 0.1s linear;
}

.main_button:hover{
    color: rgb(150, 18, 29);
}
.main_button:hover:after,

.main_button:hover:after{
    display: block;
    opacity: 1;
}