.topnav {
    overflow: hidden;
    background-color: white;
    border-bottom: 5px solid rgb(1, 147, 184);
    margin-top: 10px;
}

    .topnav button {
        float: left;
        width: 50%;
        text-align: center;
        padding: 14px 16px;
        text-decoration: none;
        font-size: 20px;
        border: white;
        outline: none;
    }

@media screen and (min-width:768px) and (max-width:1024px) {
    .topnav button {
        font-size: 16px;
    }
}

@media screen and (min-width:320px) and (max-width:767px) {
    .topnav button {
        font-size: 14px;
        height: 60px;
    }
}

.topnav-active {
    background-color: #00a3ca;
    color: white;
}

.user-guide-section {
    margin-top: 30px;
}

.user-guide--hide {
    display: none;
}

.user-guide {
    display: flex;
    word-wrap: break-word;
}

@media screen and (min-width:320px) and (max-width:767px) {
    .user-guide {
        display: contents;
    }
}

@media screen and (min-width:320px) and (max-width:767px) {
    .user-guide > div {
        width: 100%;
        margin-bottom: 20px;
    }
}

.user-guide span {
    display: block;
}

.frequen {
    background-color: #0587A7;
    padding: 5px;
    margin-top: 20px;
    color: white;
}

.box-pdf {
    display: flex;
}

    .box-pdf > div {
        width: 50%;
    }

.tutorial-des {
    margin-right: 20px;
    margin-left: 20px;
    margin-bottom: 20px;
}

@media screen and (min-width:320px) and (max-width:767px) {
    .box-pdf {
        display: contents;
    }

        .box-pdf > div {
            width: 100%;
        }

    .tutorial-des {
        margin-right: 0px;
        margin-left: 0px;
    }
}

.tutorial-des .main-content {
    background-color: #016799;
	color: #fff;
    padding: 5px;
    display: flex;
    text-transform: uppercase;
    font-weight: bolder;
}

.tutorial-des .main-content1 {
    width: 5%;
}

.tutorial-des .main-content2 {
    width: 80%;
    display: flex;
}

.tutorial-des .main-content3 {
    width: 15%;
    text-align: right;
    font-weight: bolder;
}

@media screen and (min-width:1025px) and (max-width:1324px) {
    .tutorial-des .main-content1 {
        width: 5%;
    }

    .tutorial-des .main-content2 {
        width: 65%;
    }

    .tutorial-des .main-content3 {
        width: 30%;
    }
}

@media screen and (min-width:768px) and (max-width:1024px) {
    .tutorial-des .main-content1 {
        width: 10%;
    }

    .tutorial-des .main-content2 {
        width: 70%;
    }

    .tutorial-des .main-content3 {
        width: 20%;
    }
}

@media screen and (min-width:481px) and (max-width:767px) {
    .tutorial-des .main-content1 {
        width: 10%;
    }

    .tutorial-des .main-content2 {
        width: 60%;
    }

    .tutorial-des .main-content3 {
        width: 30%;
    }
}

@media screen and (min-width:320px) and (max-width:480px) {
    .tutorial-des .main-content1 {
        width: 10%;
    }

    .tutorial-des .main-content2 {
        width: 50%;
    }

    .tutorial-des .main-content3 {
        width: 40%;
    }
}

.tutorial-des .main-content3 p {
    position: relative;
    text-transform: uppercase;
    overflow: hidden;
    background: linear-gradient(90deg, rgb(112, 23, 74), rgb(253, 54, 167), rgb(199, 39, 129));
    background-repeat: repeat;
    background-size: 95%;
    animation: animate 5s linear infinite;
    -webkit-background-clip: text;
    text-shadow: 2px 2px 2px rgb(156, 156, 156);
    -webkit-text-fill-color: rgba(187, 182, 182, 0);
}

@keyframes animate {
    0% {
        background-position: -1300%;
    }

    100% {
        background-position: 1300%;
    }
}

.tutorial-des .main-content3 p:hover {
    cursor: pointer;
}

.tutorial-des .main-content3 .main-content3-sub {
    display: flex;
    float: right;
}

    .tutorial-des .main-content3 .main-content3-sub > div {
        margin-left: 12px;
        text-align: center;
    }

@media screen and (min-width:768px) and (max-width:1024px) {
    .tutorial-des .main-content3 .main-content3-sub > div {
        width: 25%;
    }
}

@media screen and (min-width:481px) and (max-width:767px) {
    .tutorial-des .main-content3 .main-content3-sub > div {
        width: 20%;
    }
}

.tutorial-des .main-content3 img {
    opacity: 30%;
}

    .tutorial-des .main-content3 img:hover {
        opacity: 100%;
        cursor: pointer;
    }

.tutorial-des .main-content a:hover {
    cursor: pointer;
}

.tutorial-des .M-main-content-detail {
    border-bottom: 1px solid grey;
}

.tutorial-des .main-content-detail {
    padding: 5px;
    display: flex;
    font-size: 14px;
}

@media screen and (min-width:320px) and (max-width:767px) {
    .tutorial-des .main-content-detail {
        font-size: 12px;
    }
}

.tutorial-des .main-content-detail:hover {
    background-color: rgb(232, 232, 233);
}

.frequen-details {
    padding: 10px;
    font-size: 14px;
    margin: 5px;
    text-transform: uppercase;
}

.tutorial-des .sub-box {
    margin-bottom: 20px;
}

.frequen-details iframe {
    width: 100%;
}

.frequen-details span {
    padding-top: 10px;
}

.frequen-details label {
    color: gray;
    font-size: 12px;
}

.hide {
    display: none;
}

.frequen-details .frequen-details-sub {
    display: flex;
}

    .frequen-details .frequen-details-sub > div {
        /* Display after insert youtube view count : width: 50%;*/
        padding: 5px;
        font-size: 12px;
    }

.frequen-details .box-2 {
    text-align: right;
}

.frequen-details .frequen-details-sub img {
    vertical-align: middle;
    opacity: 50%;
    border-radius: 10px;
}

    .frequen-details .frequen-details-sub img:hover {
        opacity: 100%;
    }