html,body{
    overflow-x: hidden;
    background-color: #e9c04a;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
}

a{
    text-decoration: none;
}
a:link{
    color:rgb(0, 8, 82);
}
a:hover{
    color:rgb(0, 94, 28);
}
a:active{
    color:gray;
}

.DTK_header{
    position: fixed;
    box-sizing: border-box;
    width: 30%;
    top: 3%;
    left: 1%;
    z-index: 100;
    background-color: #e3e1e18d;
    text-align: center;
}

.header_h1{
    font-size: 3vw;
}

.header_ul{
    display: flex;
    list-style: none;
    justify-content: center;
    padding: 0;
    margin: 0;
}

.header_li{
    margin: 10px;
    width: 20%;
    background-color: #e9c04a;
    border: 2px dashed #313973;
}

.main_div{
    position: relative;
    padding: 1%;
}

.img_top{
    width: 100%;
    z-index: -1;
}

.head_img_frame{
    position: relative;
    width: 100%;
    height: 50vw;
    overflow: hidden;
}

.img_01, .img_02, .img_03{
    position: absolute;
    width: 100%;
    
    background-size: cover;
    background-repeat: no-repeat;
}

.img_01{
    animation: slide_anim-01 16s infinite;
}

.img_02{
    animation: slide_anim-02 16s infinite;
}

.img_03{
    animation: slide_anim-03 16s infinite;
}

@keyframes slide_anim-01 {
    0% {opacity: 1;}
    30% {opacity: 1;}
    40% {opacity: 0;}
    90% {opacity: 0}
    100% {opacity: 1;}
}

@keyframes slide_anim-02 {
    0% {opacity: 0;}
    30% {opacity: 0;}
    40% {opacity: 1;}
    60% {opacity: 1;}
    70% {opacity: 0;}
    100% {opacity: 0;}
}

@keyframes slide_anim-03 {
    0% {opacity: 0;}
    60% {opacity: 0;}
    70% {opacity: 1;}
    90% {opacity: 1;}
    100% {opacity: 0;}
}

.main_text{
    position: relative;
    width: 100%;
    background-color: #e9c04a;
}

.title_h1{
    font-size: 5vw;
    line-height: 5vw;
    margin: 0;
}

@media screen and (max-width: 600px) {
    .title_h1{
        font-size: 10vw;
        line-height: 10vw;
    }
}

.contents_div{
    background-color: #ffdb70;
}

.rogos_h1{
    top: 4vh;
    font-size: 12vw;
    line-height: 15vw;
    margin: 0;
}

@media screen and (max-width: 600px) {
    .rogos_h1{
        font-size: 16vw;
        line-height: 20vw;
    }
}

.contents_ul{
    display: flex;
    list-style: none;
    justify-content: right;
    margin: 0;
}

@media screen and (max-width: 600px) {
    .contents_ul{
        display: block;
    }
}

.contents_li{
    width: 25%;
    height: 24vw;
    background-color: #caebece6;
    margin: 1%;
    padding: 1%;
}

@media screen and (max-width: 600px) {
    .contents_li{
        width: 90%;
        height: auto;
    }
}

.contents_video{
    height: 26vw;
}

@media screen and (max-width: 600px) {
    .contents_video{
        width: 90%;
        height: auto;
    }
}

.make_img_div{
    width: 100%;
    height: 90%;
    text-align: center;
    margin-bottom: 3%;
}

.make_video_div{
    width: 100%;
    height: 90%;
    text-align: center;
    margin-bottom: 1%;
}

.make_video_div{
    width: 100%;
    height: 100%;
    text-align: center;
    margin-bottom: 3%;
}


.make_img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.make_p{
    font-size: 120%;
    font-family: Arial, Helvetica, sans-serif;
    text-align: center;
    margin: 0;
}

.activity_section{
    position: relative;
}

.activity_a{
    position: relative;
    display: flex;
    justify-content: center;
}

@media screen and (max-width: 600px) {
    .activity_a{
        display: block;
        margin-left: auto;
        margin-right: auto;
    }
}

.activity_img{
    width: 30vw;
    margin: 10px;
}

@media screen and (max-width: 600px) {
    .activity_img{
        position: relative;
        width: 90vw;
        margin-left: auto;
        margin-right: auto;
    }
}

.activity_div{
    margin: 5px;
    background-color: #ddf2f3e6;
    width: 30vw;
}

@media screen and (max-width: 600px) {
    .activity_div{
        position: relative;
        width: 90vw;
        height: 55vw;
        margin-left: auto;
        margin-right: auto;
    }
}

.activity_text{
    padding-top: 5%;
}

@media screen and (max-width: 600px) {
    .activity_text{
        padding-top: 2%;
    }
}

.activity_title{
    margin: 2% 0.5%;
    font-size: 1.2vw;
}

@media screen and (max-width: 600px) {
    .activity_title{
        font-size: 4vw;
    }
}

.activity_h1{
    margin: 2% 1%;
    font-size: 2vw;
}

@media screen and (max-width: 600px) {
    .activity_h1{
        font-size: 6.5vw;
    }
}

.activity_p{
    margin: 3%;
    font-size: 0.9vw;
}

@media screen and (max-width: 600px) {
    .activity_p{
        font-size: 2.5vw;
    }
}

.activity_div_top{
    position: relative;
    left: 5vw;
}

@media screen and (max-width: 600px) {
    .activity_div_top{
        left: 0;
    }
}

.activity_div_bottom{
    position: relative;
    right: 5vw;
}

@media screen and (max-width: 600px) {
    .activity_div_bottom{
        left: 0;
    }
}

.event_section{
    position: relative;
    margin-left: 5%;
    margin-bottom: 5%;
}

.event_h1{
    color: #303030;
    text-align: left;
    font-size: 3vw;
    margin: 3vw 2vw 0.5vw 3vw;
}

@media screen and (max-width: 600px) {
    .event_h1{
        font-size: 6vw;
    }
}

.event_div{
    position: relative;
    margin: 0vw 3vw;
}

.event_text{
    position: absolute;
    font-size: 1.5vw;
    top: 50%;
    left: 15%;
}

@media screen and (max-width: 600px) {
    .event_text{
        top: 30%;
        font-size: 3vw;
    }
}

.event_img_def{
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: 30%;
    top: 10%;
    left: 40%;
}

.event_img_div{
    display: flex;
    align-items: center;
}

@media screen and (max-width: 600px) {
    .event_img_div{
        margin-top: 5vw;
    }
}

.event_img_no{
    position: relative;
}

.event_img{
    width: 25vw;
    border-radius: 50%;
    object-fit: cover;
}

@media screen and (max-width: 600px) {
    .event_img{
        width: 30vw;
    }
}

.event_img_div:nth-child(2) .event_img_no,
.event_img_div:nth-child(4) .event_img_no{
    padding-left: 80%;
    margin-top: -20%;
    margin-bottom: -20%;
}

.footer_section{
    position: relative;
    background-color: #eaf7fa95;
    width: 100%;
}

.footer_img_pos{
    display: flex;
    justify-content: center;
}

.footer_ul{
    display: flex;
    list-style: none;
}

.footer_li{
    display: inline-block;
    list-style: none;
}

.footer_dtk_img{
    width: 10%;
    height: 8%;
    object-fit: contain;
}

@media screen and (max-width: 600px) {
    .footer_dtk_img{
        width: 20vw;
    }
}

.footer_ul{
    margin-bottom: 0;
}

.footer_a{
    padding: 0;
}

.footer_logo_img{
    width: 2vw;
    margin: 3vw;
}

@media screen and (max-width: 600px) {
    .footer_logo_img{
        width: 5vw;
        margin-left: 5vw;
    }
}

.footer_text{
    text-align: center;
}

.footer_text_p{
    margin: 1% 0 0 0;
}