.navbar-default {
    background: transparent;
    border-color: transparent;
    box-shadow: none;
    margin-top: 1%;
}

.container {
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
    position: static;
}

#main {
    background-color: black;
    position: relative;
    max-width: 100%;
    height: 0;
    padding-bottom: 57%;
}

#main_contents {
    margin-left: 20%;
    margin-top: 8%;
    color:white;
    font-size: 3.5vw;
    height: 100%;
}

#main_contents strong {
    color:rgb(0, 196, 197);
}

#main_contents .line {
    width: 17%;
    margin-left: 0%;
    border: 1px solid rgb(0, 196, 197);
}

#main_contents h4 {
    font-size: 1vw;
    font-weight: 700;
    margin: 0;
}

hr {
    margin-top: 10px;
    margin-bottom: 10px;
}

#main_image img{
    width: 13%;
    height: 13%;
    display: block;
    margin-left: auto;
    margin-right: auto;
    padding-top: 9%;
}

#intro {
    max-width: 100%;
    height: auto;
    padding-bottom: 0%;
    position: static;
}

#intro h2 {
    font-size: 3.5vw;
    padding-top: 5%;
}

#intro_content1 {
    margin-top: 10%;
}

#intro_content1 p {
    font-size: 2.5vw;
}

#intro_content1 #hack {
    font-size: 3.5vw;
    color: rgb(58, 167, 167);
}

#intro_content1 strong {
    color: rgb(0, 196, 197);
}

#intro_content2 {
    margin-top: 5%;
}

#intro_content2 p {
    font-size: 2vw;
    font-family: sans-serif;
}

#intro_content3 {
    margin-top: 5%;
    width: 100%;

}

#intro_content3 img {
    max-width: 100%;
    height: auto;
}

#schedule {
    position: static;
    margin-bottom: 5%
}

#schedule h2 {
    margin-top: 5%;
    margin-bottom: 5%;
    font-size: 3vw;
    font-family: 'yun360';
}

#schedule img {
    position: static;
    width: 100%;
}

#apply {
    position: relative;
    height: 20vh;
}

#apply1 {
    text-align: center;
    background-color: rgb(51,51,51);
    color: white;
    height: 100%;
}

#apply p {
    line-height: 20vh;
    font-size: 2.5em;
    font-family: 'yun360';
    margin-bottom: 0;
}

#apply2 {
    text-align: center;
    height: 100%;
    background-color: rgb(0, 196, 197);
    color: white;
}

#apply a {
    color: white;
}

#activity {
    max-width: 100%;
    height: 100%;
 
}

#activity h2 {
    margin-top: 8%;
    margin-bottom: 10%;
    font-size: 3vw;
    font-family: 'yun360';
}

@media(max-width: 740px) {
    #apply {
        height: 15vh;
        margin-top: 0;
    }
    #apply1 p {
        line-height: 15vh;
        font-size: 1.2em;
    }
    #apply2 p {
        line-height: 15vh;
        font-size: 1.2em;
    }
    #activity {
        max-width: 100%;
        height: 100%; 
    }
    #myCarousel h3 {
        font-size: 0.8em;
    }
    #myCarousel p {
        font-size: 0.5em;
    }
    footer.footer span {
        font-size: 0.6em;
    }
}

footer {
    margin-top: 10%;
    position: relative;
}

footer.footer {
    padding-top: 3.5vw;
    padding-bottom: 2vw;
    background-color: rgb(65, 64, 64);
    color: white;
    font-size: 1em;
}