/*====================================
# kv
==================================== */
.globalKv {
    position: relative;
    width: 100%;
    height: 680px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    text-align: center;
}

.global-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}

.global-kv-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: #ffffff;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
}

.global-kv-content h1 {
    font-size: 6rem;
    font-weight: 700;
}

.global-kv-content h3 {
    font-size: 2rem;
    font-weight: 500;
}

.global-kv-content h4 {
    font-size: 2.1rem;
    margin-top: 2.6rem;
}

@media (max-width:768px) {
    .globalKv {
        height: 600px;
    }

    .global-kv-content h1 {
        font-size: 4rem;
    }

    .global-kv-content h3 {
        font-size: 1.5rem;
    }

    .global-kv-content h4 {
        font-size: 1.7rem;
    }

}

/*====================================
# 內文
==================================== */

.live-box {
    background-color: #F5F2F2;
    padding: 2rem 2rem 2.5rem;
    border-radius: 10px;
}

.live-box h5 {
    color: #E22522;
    font-weight: 500;
    letter-spacing: 0.1rem;
    text-align: center;
}

.live-box .embed-responsive {
    max-height: 360px;
    display: flex;
    justify-content: center;
}

.global .time {
    color: var(--dark-colorC);
}

.global .time h4 {
    margin-top: 10px;
    margin-bottom: 0;
}


.global .spkers-group {
    margin-left: 0;
}

.warning {
    color: #E22522;
    margin: 10px 0px;
    font-size: 16px;
}

.preview {
    position: relative;
    width: 100%;
    padding-top: 56.25%;
    background-image: url('../img/cybersecGlobal/preview.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 10px;
}

.preview>.preview-txt {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    text-align: center;
    text-shadow: 0 0 5px #333;
}

/* ====================================================
# Add to Calendar
==================================================== */
.btn-cal {
    font-size: 14px;
    border: 2px solid #0098DA;
    border-radius: 20px;
    margin: 10px 0 20px;
}

.btn-cal:focus,
.btn-cal:hover {
    background-color: var(--main-colorC);
}