:root{
    --layout-padding-horizontal: 200px;
    --layout-padding-horizontal2: 100px;
    --layout-padding-horizontal3: 100px;
    --layout-margin: 50px;
    --layout-margin2: 200px;
    --layout-margin3: 300px;
    --layout-margin4: 400px;
    --layout-margin5: 500px;
}

body {}
/* Layout */
#wrap {width: 100%; min-width: 1280px; max-width: 1280px; margin: 0 auto; }

#header{width: 100%;}
#banner{ width: 100%; height: auto;
    margin-bottom: var(--layout-margin2);}
main{width: 100%; height: auto; padding: 3%;}
#about{ width: 100%; height: auto; 
    margin-bottom: var(--layout-margin2);}
    
#how_it_works{ width: 100%; height: auto; 
    margin-bottom: var(--layout-margin2);}
#feature{width: 100%; height: auto;
    margin-bottom: var(--layout-margin2);}
#product{ width: 100%; height: auto; }
#product .gallery_wrap{width: 100%;
    margin-bottom: var(--layout-margin2);}
#product .target_wrap{width: 100%; 
    margin-bottom: var(--layout-margin2);}
#product .benefit_wrap{width: 100%; 
    margin-bottom: var(--layout-margin2);}
#technology{ width: 100%; margin-bottom: var(--layout-margin2);}
#usage{margin-bottom: var(--layout-margin2);}
#download{ width: 100%; height: auto; 
    margin-bottom: var(--layout-margin2);}
#faq{ width: 100%; 
    margin-bottom: var(--layout-margin);}
footer{width: 100%; background-color: #010E33;}
#contact{ width: 100%; min-width: 1280px; max-width: 1280px; margin: 0 auto; height: auto; }
  

/* container */
.container{}

/* Header - Banner */
.banner{
    display: flex; 
    width: 100%;
    background-color: black;
}
    .banner > img{
        width: 100%;
    }

/* Header - Menu*/
.menu_wrap {
    width: 100%;  min-width: 1280px; max-width: 1280px;
    display: flex;
    position: fixed;
    justify-content: center;
    outline: none;
    align-items: center;
    background-color:rgba(230,230,230, 0.90);    
    padding: 0;
    z-index: 1010;
}
    .menu_wrap .header_logo{
        width: 20%;
        display: flex;
    }
        .menu_wrap .header_logo a{
            display: flex;
            padding-left: 30px;
        }

        .menu_wrap .header_logo img{
            width: 150px; height: 70px;
        }

    .menu_wrap .header_nav {
        width: 80%;
        display: flex;
        justify-content:space-between;
        align-items: center;
        padding-left: 20%;
        padding-right:1%;
        text-align: center;
        /* background-color: #f0e700; */
    }
        .menu_wrap .header_nav li{
            display: flex;
            justify-content: center;
            align-items: center;
            font-size: 1em;
            font-weight: normal;
        }
            .menu_wrap .header_nav li a{
                display: flex;
                justify-content: center;
                align-items: center;
                width: 95px; height: 70px;
                text-underline-position: under;
            }

    .menu_wrap .menu_hamburger{
        display: none;
    }
    
 /* dropdown */
.select_wrap{
    width: 110px;
    margin: 15px auto;
    position: relative;
    user-select: none;
}

.select_wrap .default_option{
    /* background:  */
    padding-right: 30px;
    background-color: rgba( 255, 255, 255, 0.5 );
    box-shadow: 0px 3px 6px #00000029;
    border-radius: 5px;
    position: relative;
    cursor: pointer;
}

.select_wrap .default_option li{
    padding: 8px 15px;
}

.select_wrap .default_option:before{
    content: "";
    position: absolute;
    top: 8px;
    right: 18px;
    width: 6px;
    height: 6px;
    border: 3px solid;
    border-color: transparent transparent #555 #555;
    border-radius: 3px;
    transform: rotate(-45deg);
    /* transition: 6px; */
}

.select_wrap .select_ul{
    position: absolute;
    top: 40px;
    left: 0;
    width: 100%;
    background: #fff;
    border-radius: 5px;
    display: none;
}

.select_wrap .select_ul li{
    padding: 10px 20px;
}

.select_wrap .select_ul li:first-child:hover{
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
}

.select_wrap .select_ul li:last-child:hover{
    border-bottom-left-radius: 5px;
    border-bottom-right-radius: 5px;
}

.select_wrap .select_ul li:hover{
    background: #fff4dd;
}

.select_wrap .option{
    display: flex;
    align-items: center;
    font-size: .8em;
}

.select_wrap .option .icon{
    /* background: url('https://i.imgur.com/oEZu0sK.png') no-repeat 0 0; */
    width: 32px;
    height: 32px;
    margin-right: 15px;
}
/* 
.select_wrap .option.pizza .icon{
    background-position: 0 0;
}

.select_wrap .option.burger .icon{
    background-position:  0 -35px;
}

.select_wrap .option.ice .icon{
    background-position: 0 -72px;
}

.select_wrap .option.fries .icon{
background-position: 0 -111px;
    width: 25px;
} */

.select_wrap.active .select_ul{
    display: block;
}

.select_wrap.active .default_option:before{
    top: 14px;
    transform: rotate(-225deg);
}


/* Contents Titles */
.content_title {
    text-align: center;
    margin: 5% 0;
}
    .content_title p{
        font-style: normal;
        font-size: 2.5em;
        color: #BFBFBF;
        letter-spacing: 0.46;
        font-weight: 900;
    }


/* About */
.about_wrap{
    display: flex;
    position: relative;
    height: 700px;
    width: 100%;
    justify-content: center;
    align-items: center;
    /* background-color: #66fabb; */
}
    .about_wrap .about_img{
        position: absolute;
        margin: 0;padding: 0;
        width: 100%;
        /* background-color: #ccfabb; */
    }
    .about_wrap .about_img img{
        width: 100%;
    }
    .about_wrap .about_txt{
        position: absolute;
        right: 4%;
        top: 50%;
        transform: translateY(-50%);
        width: 40%; height: 63%;
        border-radius: 1%;
        padding: 20px 50px;
        background-color: rgba(230,230,230, 0.9);

    }
        .about_wrap .about_txt h2{
            margin: 2% 0;
            margin-top: 10%;
            font-weight: 400;
            /* color: #BFBFBF; */
            
        }
            .about_wrap .about_txt h2 span{
                font-weight: 600;
            }
        .about_wrap .about_txt .about_content{
            display: flex;
            flex-direction: column;
            margin-top: 6%;
            /* background-color: #aafa77; */
        }
            .about_wrap .about_txt .about_content span{
                margin-bottom: 10px;
                font-size: 1.2em;
                /* background-color: #aafa77; */
            }
        .about_wrap .about_txt .about_btn_box {
            width: 100%;
            margin-top: 40px;
            display:flex;
            justify-content: center;
        }
            .about_wrap .about_txt .about_btn_box .about_btn{
                display: flex;
                justify-content: center;
                align-items: center;
                width: 300px;
                /* display: none; */
            }

/* How It Works */
.how_it_works {
    display: flex;
    justify-content: center;

}
.how_it_works img{
    width: 80%;
}


/* Feature */
.feature_wrap {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: flex-start;
    flex-grow: 1;
}

    .feature_wrap .feature{
        display: flex;
        flex-direction: column;
        justify-content: center;
        text-align: center;
        width: 34%;
        padding: 0% 2%;
    }
    .feature_wrap div:nth-child(2){
        border-left: 2px solid #D6D6D6;
        border-right: 2px solid #D6D6D6;
    }
        .feature_wrap .feature img{
            width: 100%;
        }
        .feature_wrap .feature h4{
            margin-top: 5%;
        }

        .feature_wrap .feature span{
            height: 2.7em;
            margin-top: 5%;
            font-size: 1.25em;
            font-weight: 600;
            font-style: italic;
        }

        .feature_wrap .feature p{
            margin-top: 5%;
            padding: 0% 11%;
            font-size: 1em;
            text-align: center;
        }

    .feature_wrap .feature_bar{
        display: flex;
        flex-grow: 1;
        margin: 0% 2%;
        width: 0.1%;
        background-color: #000E33;
    }

/* Product */
.product_wrap {
    display: flex;
    flex-direction: column;
}

/* Product - gallery */
.gallery_wrap{
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    align-items: center;
}
    .gallery_wrap img{
        display: flex;
        width: 100%;
    }
    .gallery_wrap #thumbnail_wrap{
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        align-items: center;
        width: 80%;
        padding: 0% 3%;
        /* background-color: springgreen; */
    }

        .gallery_wrap .content_title{
            width: 100%;
            text-align: center;
        }
            .gallery_wrap .content_title p{
            }

        .gallery_wrap #thumbnail_wrap img{
            width: 15%;
            margin: 1%;
            border-width:thin;
            border-radius: 0%;
            border-color: #B5B5B5;
            border-style:solid;
            /* border-radius: 10%; */
        }
        .gallery_wrap #thumbnail_wrap img:hover{
            /* box-shadow: 0px 0px 1px 1px #2222ff; */
            border-width:thin;
            border-radius: 0%;
            border-color: #2B04FA;
            border-style:solid;
        }
        .gallery_wrap #thumbnail_wrap img:nth-child(1){
            box-shadow: 0px 0px 2px 2px #2B04FA;
        }

/* Product - Target */
.target_wrap{
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
    padding: 0% 10%;
    /* background-color: #99faff; */
}
    .target_wrap .target p{
        font-size: 1.5em;
        font-weight: 600;
    }
    .target_wrap .target{
        display: flex;
        flex-direction: column;
        text-align: center;
        width:30%;
        margin-bottom: 10%;
        /* background-color: #11fa88; */
    }
    .target_wrap .target img{
        width: 80%;
        margin-top: 10%;
    }

/* Product - Benefit */
.benefit_wrap{
    display: flex;
    flex-direction: row;
    text-align: center;
    justify-content: center;
}
    .benefit_wrap .benefit{
        width: 30%;
        padding: 0 4%;
        display: flex;
        flex-direction: column;
        justify-content: start;
        align-items: center;
        margin: 2% 0;
    }
        .benefit_wrap .benefit .benefit_img img{
            margin-bottom: 15%;
            width: 80%;
            /* background-color: #fafaaa; */
        }
        .benefit_wrap .benefit .benefit_txt{
            /* background-color: #fafa55; */
            text-align: center;
        }
        .benefit_wrap .benefit .benefit_txt p{
            font-size: 1.4em;
            font-weight: 600;
        }


/* Technology */
.technology_wrap{
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-start;
    /* background-color: #fffa00; */
    margin: 5% 0%;
}
    .technology_wrap .technology{
        flex-direction: column;
        justify-content: center;
        align-items: center;
        width: 48%;
        margin: 1%;
        /* background-color: #fffadd; */
    }
        .technology_wrap .technology img{
            width: 100%;
        }
        .technology_wrap .technology .technology_txt{
            display: flex;
            flex-direction: column;
            /* background-color: #fffa77; */
            line-height: 2em;
        }
        .technology_wrap .technology .technology_txt h4{
            margin: 0;padding: 0;
            text-align: center;
            margin: 3% 0;
            margin-top: 10%;
        }
        .technology_wrap .technology .technology_txt p{
            text-align: center;
            height: 3em;
        }
        .technology_wrap button{
            width: 230px;
            margin-top: 5%;
            color: white;
            background-color: #2B04FA;
        }
/* Usage */
.usage{
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    padding: 0% 15%;
    align-items: center;
}
    .usage .usage_content{
        width: 100%;
        margin: 1% 0%;
        display: flex;
        flex-direction: row;
        justify-content: center;
    }
    .usage .usage_content:first-child{
        align-items: center;
    }
    .usage span{
        height: 1px;
        width: 100%;
        margin: 1% 0%;
        background: black;
    }
        .usage .usage_content .usage_img{
            display: flex;
            width: 30%;
        }
            .usage .usage_content .usage_img img{
                width: 100%;
            }
        .usage .usage_content .usage_txt{
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            width: 70%;
            padding-left: 4%;
        }
            .usage .usage_content .usage_txt h4{
                margin: 5px 0;
            }


/* Download */
.download_wrap {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    flex-wrap: wrap;
    justify-content: center;
    padding: 0 0%;
}
    .download_wrap{
        display:flex;
        flex-direction: row;
        width: 100%;
    }
    .download_wrap .download {
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        text-align: center;
        height: 1030px;
        width: 31%;
        padding: 5% 1%;
        margin: 0 1%;
        border-spacing: 1px;
        border-width:thin;
        border-radius: 1%;
        border-color: #D5D5D5;
        border-style:solid;
    }
    
        .download_wrap .download img{
            margin-bottom: 10%;
        }
            .download_wrap .download .download_win_body{
                font-size: 1.2em;
                font-weight: 400;
                margin-top: 6%;
            }

            .download_wrap .download .windows_supports{
                margin-top: 3%;
                display: flex;
                flex-direction: column;
                justify-content: center;
                width: 100%;
            }
                .download_wrap .download .windows_supports div{
                    display: flex;
                    flex-direction: row;
                    justify-content: center;
                    width: 100%;
                }
                .download_wrap .download .windows_supports img{
                    margin-right: 3%;
                    margin-bottom: 0%;
                }

            .download_wrap .download .download_step{
                padding-top: 10%;
            }

            .download_wrap .download .download_aos{
                margin-bottom: 6%;
            }
            .download_wrap .download .download_aos_head{
                margin-bottom: 6%;
            }

            .download_wrap .download .download_manual{
                margin-bottom: 6%;
            }
        .download_wrap .download h4{
            margin: 1% 5% 1% 5%;
        }
        .download_wrap .download button{
            margin-top: 6%;
            width: 140px;
        }
        .download_wrap .download h5{
            width: 90%;
        }
        .download_wrap .download p{
            color: #B7B7B7;
            /* margin: 3% 0%; */
        }
        /* .download_wrap:nth-child(2) button{
            margin: 3% 0%;
            margin-top: 6%;
        } */
        /* .download_wrap:nth-child(2) button{
            margin-top: 3%;
        }
         */
        /* .download_wrap .download:nth-child(2){
            display: flex;
            justify-content: end;
        } */
        .download_wrap .download .download_step{
            display: flex;
            flex-direction: row;
            justify-content: left;
            width: 95%;
            margin-top: 6%;

        }
        .download_wrap .download .download_step p{
            text-align: center;
            padding-top: 1.2%;
        }
        /* .download_wrap .download .download_step span{
            text-align: center;
            font-size: 2em;
            font-weight: 600;
            margin-right: 3%;
            color: #B7B7B7;
        } */
        .download_wrap .download div h5{
            color: #000E33;
            width: auto;
        }
        /*
        .download_wrap div .download:nth-child(1) p{
            margin-top: 2%;
        }
        .download_wrap div .download:nth-child(1) button{
            margin-top: 5%;
        } */

/* FAQ */
.faq_wrap{
    color:#000E33;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
    .faq_wrap .faq_content{
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        flex-direction: row;
        justify-content: center;
        align-items: flex-start;
        margin: 0 0% 5% 0;
    }
        .faq_wrap .faq_content .faq_img{
            display: flex;
            width: 11%;
            justify-content: center;
            padding-left: 2%;
        }
            .faq_wrap .faq_content .faq_img img{
                width: 100%;
            }
        .faq_wrap .faq_content .faq_txt{
            margin: 0% 1% 0 1%;
            padding-left: 3%;
            width: 60%;
        }
            .faq_wrap .faq_content .faq_txt h4{
                font-weight: 900;
            }
            .faq_wrap .faq_content .faq_txt .faq_txt_bar {
                width: 92%;
                height: 1px;
                margin: 2% 0%;
                background: #919191;
            }
            .faq_wrap .faq_content .faq_txt p{
                width: 90%;
                margin-left: 1.05em;
                margin-bottom: 2%;
                text-indent: -1.1em;
            }
            

#contact .content_title {
    padding-top: 5%;
    margin-bottom: 2%;
}
.contact_wrap {
    width: 100%;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    /* background: #010E33; */
}
    .contact_wrap #email{
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        margin: 1%;
        width: 70%;
    }
        .contact_wrap div h3{
            text-align: center;
            width: 100%;
            color: white;
        }
        .contact_wrap #email .email{
            display: flex;
            flex-direction: column;
            text-align: center;
            justify-content: center;
            width: 46%;
            background: #071439;
            margin: 2%;
            padding: 5%;
            border-radius: 8px;
        }
        .contact_wrap #email .email img{
            margin: 0 auto;
            width: 10%;
            padding-bottom: 7%;
        }
        .contact_wrap #email .email span{
            color: #8AFE99;
        }
        .contact_wrap #email .email p{
            color: white;
        }
            
    .contact_wrap #office{
        margin-top: 3%;
        width: 35%;
    }
        .contact_wrap #office .contact_title{
        }
        .contact_wrap #office .office{
            width: 100%;
            margin-top: 5%;
            display: flex;
            flex-direction: row;
            justify-content: center;
        }
            .contact_wrap #office .office img{
                padding: 7% 7%;
                width: 20%;
                border-right: 1px solid #919191;
            }
            .contact_wrap #office .office div{
                width: 75%;
                margin: 0;padding: 0;
                margin-left: 5%;
                display: flex;
                flex-direction: column;
                justify-content: center;
            }
                .contact_wrap #office .office div p{
                    margin: 1% 0%;
                    color: white;
                    font-size: 1.1em;
                }

    .contact_wrap #find{
        margin-top: 3%;
        width: 35%;
    }
        .contact_wrap #find .find{
            display: flex;
            flex-direction: row;
            padding: 0 15%;
            padding-top: 5%;
            justify-content: space-around;
            width: 100%;
        }
            .contact_wrap #find .find img{
                display: flex;
            }
        .contact_wrap #find p{
            text-align: center;
            margin-top: 3%;
            color: #8AFE99;
        }
    .footer_bar{
        width: 100%;height: 1px;
        margin-top: 5%;
        background: rgba(255, 255, 255, 0.25);
    }
    .footer{
        width: 100%; min-width: 1280px; max-width: 1280px;
        margin: 0 auto; 
        text-align: center;
        width: 100%;
        padding: 3% 0;
        font-size: 1em;
        color: #FFFFFF;
        opacity: 0.5;
        /* border-top: 2px solid rgba(255, 255, 255, 0.5); */
    }



/* 화면 너비 1280px~ : desktop */
@media (max-width: 1280px){
    /* Header - Menu*/
    /* .menu_wrap {
        position: absolute; left: 0;top: 0;
        transform: translateX(0%);
    } */
}
/* 화면 너비 0 ~ 1280px : desktop */
@media (max-width: 1280px){
    /* #main {background-color: #8ff888;} */
}
/* 화면 너비 0 ~ 1024px : desktop */
@media (max-width: 1024px){
    /* #main {background-color: #8ff855;} */
}
/* 화면 너비 0 ~ 960px : notebook */
@media (max-width: 960px){
    /* #main {background-color: #8ff8aa;} */
}
/* 화면 너비 0 ~ 768px : tablet */
@media (max-width: 768px){
    /* #main {background-color: #8ff8ff;} */
}
/* 화면 너비 0 ~ 576px : mobile */
@media (max-width: 576px){
    /* #main {background-color: #2ddddd;} */
}