html {
    scroll-behavior: smooth;
}

body {    
    font-size: 18px;
    line-height: 1.8em;
    color: #515151;
    font-family: 'Roboto', Arial, '微軟正黑體', '新細明體', sans-serif, sans-serif;
}

section {
    padding: 2.5em 1.5em;
}



/* .kv {
    padding-top: 71px
}

.kv-mini {
    padding-top: 30px;
} */

/* @media screen and (min-width: 600px) {
    .kv-mini {
        display: none;
    }
}

@media screen and (max-width: 600px) {
    .kv {
        display: none;
    }
}

@media screen and (max-width: 978px) {
    .kv {
        padding-top: 30px
    }
} */


nav {
    font-weight: 700;
    background: #0076CE;
    box-shadow: 0 0 3px rgb(0 0 0 / 20%);
}

.navbar {
    padding: 0px 5vw;
    margin: 0px;
}

.navbar-brand img {
    max-width: 75%;
}

.navbar-nav {
    width: 100%;
}

.hightlight {
    background-color: #3CC4F1;
}

.navbar-dark .navbar-nav .nav-link {
    color: #ffffff;
}

.nav-link {
    padding: 20px;
    transition: transform 0.2s ease, color 0.2s ease;
}

.nav-link:hover {
    transform: translate(2px, 1px);

}

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link:focus {
    color: #41B6E6;
}


@media screen and (max-width: 576px) {
    .logo-1 img{
        max-width: 150px;
    }
    .logo-2  img{
        max-width: 80px;
    }
} 


a {
    color: #0076CE;
}

a:hover {
    color: #00447C;
    text-decoration: none;
}

.fz-16 {
    font-size: 16px;
}

.btn-main {
    background-color: #0076CE;
    border-color: #0076CE;
    margin-bottom: 30px;
}

.btn-main:hover {
    background-color: #00447C;
    border-color: #00447C;
}

.marker {
    background: linear-gradient(transparent 80%, #41B6E6 35%);
}

.section-foreword {
    background-color: #efefef;
}

.foreword-title {
    color: #e04010;
    font-weight: 700;
    margin-bottom: 2rem;
    line-height: 1.8;
    text-align: center;
    font-size: 2.2em;
}


.foreword-info {
    background-color: #fff;
    padding: 10px;
    margin-bottom: 30px;
    color: #121212;
    font-size: 20px;
}

.main-title {
    font-size: 2.8rem;
    color: #0076CE ;
    text-align: center;
    font-weight: 700;
    margin-bottom: 2rem;
}

.four-box {
    text-align: center;
    padding: 15px;
    border-radius: 20px;
    /* border: 1px solid #000; */
    background-color: #fff;
    /* min-height: 300px; */
    margin-bottom: 20px;
    box-shadow: rgba(99, 99, 99, 0.2) 0px 2px 8px 0px;
}

.four-box h4 {
    color: #0076CE;
    font-weight: 700;
    font-size: 30px;
}


.agenda-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: #0076CE;
}

.agenda-title small {
    color: #121212;
    font-weight: 600;
}

.agenda-day {
    font-size: 2.8em;
    margin-bottom: 15px;
}

.agenda-time{
    font-size: 1.2em;
    margin-bottom: 15px;
}

.agenda-day,
.agenda-time {
    text-align: center;
}

.sp-info {
    border-left: 1px solid #0076CE;
    padding-left: 10px;
    margin: 15px 0;
}

.collapse-title {
    padding-bottom: 15px;
}


.section-tech {
    background: linear-gradient(160deg, #41B6E6 50%, #0076CE 50%);
}

.section-tech a {
    color: #333;
}

.section-tech a:hover {
    color: #ec9b01;
}

.sp-box{
    background-color: #fff;
    margin: 30px 10px;
    padding: 20px;
    box-shadow: rgba(50, 50, 93, 0.25) 0px 6px 12px -2px, rgba(0, 0, 0, 0.3) 0px 3px 7px -3px;
}

.sp-pic{
    border-radius: 50%;
    overflow: hidden;
    max-width: 200px;
    margin: 0 auto;
}

.sp-info {
    border-left: 2px solid #0076CE;
    padding-left: 10px;
    margin: 15px 0;
}

.sp-name {
    color: #16161a;
    font-size: 1.5rem;
}

.sp-desc {
    color: #808080;
}

.gift-pic{
    border-radius: 50%;
    overflow: hidden;
    max-width: 220px;
    margin: 10px auto;

}


.section-video {
    background-color: #fef2c0;
}

.dwonload-list {
    border: 1px solid #0076CE;
    padding: 10px 6px;
    margin-bottom: 20px;
}

.section-date {
    padding: 3.5em 0;
    background-size: cover;
    background: url(../img/background.jpg)center;
    background-attachment: fixed;

}

.date-box {
    background-color: rgba(255, 255, 255, 0.85);
    padding: 30px 40px;
    color: #121212;
    /* border: 3px solid #ff6a00; */
}

.date-box h2 {
    font-size: 2.2em;
    text-align: center;
    letter-spacing: 2px;
    font-weight: 700;
    color: #0076CE;
    margin-bottom: 20px;
}

.date-box p {
    text-align: left;
    font-size: 16px;
}

.date-box span {
    color: #ffffff;
    background-color: #00447C;
    padding: 5px 10px;
    margin-right: 10px;
    border-radius: 15px;
}


.section-notice {
    background-color: #121212;
    color: #ffffff;
    padding: 15px 0 0px;
}

.notice {
    font-size: 15px;
    line-height: 1.4;
    border-bottom: 1px solid #666;
    padding: 10px;
}

footer {
    color: #fff;
    background-color: #121212;
    font-size: 16px;
    padding: 1% 0;
    line-height: 1.4em;
}


.help-block {
    font-size: 15px;
    color: #41B6E6;
}


/*sidebar*/
#sidebarReg .register {
    background-color: #41B6E6;
    color: #fff;
    position: fixed;
    bottom: 15%;
    right: 0;
    border: none;
    display: block;
    font-weight: bold;
    font-size: 20px;
    writing-mode: vertical-lr;
    padding: 25px 10px;
    z-index: 10;
    border-radius: 10px 0 0 10px;
    box-shadow: 2px 3px 8px 0px rgba(58, 15, 228, 0.32);
}

#sidebarReg .register:hover {
    background-color: #00447C;
}



:target:before {
    content: "";
    display: block;
    height: 72px;
    /* fixed header height*/
    margin: -72px 0 0;
    /* negative fixed header height */
}