.seminar{
    width: 100%;
    height: 100vh;
    background-position: center;
    background-size: cover;
    align-items: center;
    display: inline-flex;
    justify-content: center;
}
.card{
    width: 100%;
    height: 550px;
    color: rgb(0, 0, 0);
    text-align: center;
    padding: 50px 35px;
    border: 1px solid rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.2);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(0,0,0,0.1);
    backdrop-filter: blur(15px);
    justify-content: center;
  }

.konser{
    width: 100%;
    height: 100vh;
    background-position: center;
    background-size: cover;
    align-items: center;
    display: inline-flex;
    justify-content: center;
}
.beli{
    width: 90%;
    height: 550px;
    max-width: 350px;
    color: rgb(0, 0, 0);
    text-align: center;
    padding: 50px 35px;
    border: 1px solid rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.2);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(0,0,0,0.1);
    backdrop-filter: blur(15px);
    justify-content: center;
}

#schedule {
    padding: 60px 0 60px 0;
}

#schedule .nav-tabs {
    text-align: center;
    margin: auto;
    display: block;
    border-bottom: 0;
    margin-bottom: 30px;
}

#schedule .nav-tabs li {
    display: inline-block;
    margin-bottom: 0;
}

#schedule .nav-tabs a {
    border: none;
    border-radius: 50px;
    font-weight: 600;
    background-color: rgba(255,255,255,0.3);
    backdrop-filter: blur(15px);
    color: rgb(0, 0, 0);
    box-shadow: 0px 2px 15px rgba(0, 0, 0, 0.3);;
    padding: 10px 100px;
}

@media (max-width: 991px) {
    #schedule .nav-tabs a {
        padding: 8px 60px;
    }
}

@media (max-width: 767px) {
    #schedule .nav-tabs a {
        padding: 8px 50px;
    }
}

@media (max-width: 480px) {
    #schedule .nav-tabs a {
        padding: 8px 30px;
    }
}

#schedule .nav-tabs a.active {
    background-color: #69c9d2;
    color: #fff;
}

#schedule .sub-heading {
    text-align: center;
    font-size: 18px;
    font-style: italic;
    margin: 0 auto 30px auto;
}

@media (min-width: 991px) {
    #schedule .sub-heading {
        width: 75%;
    }
}

#schedule .tab-pane {
    transition: ease-in-out .2s;
}

#schedule .schedule-item {
    border-bottom: 1px solid #cad4f6;
    padding-top: 15px;
    padding-bottom: 15px;
    transition: background-color ease-in-out 0.3s;
}

#schedule .schedule-item:hover {
    background-color: #fff;
}

#schedule .schedule-item time {
    padding-bottom: 5px;
    display: inline-block;
}

#schedule .schedule-item .speaker {
    width: 60px;
    height: 60px;
    overflow: hidden;
    border-radius: 50%;
    float: left;
    margin: 0 10px 10px 0;
}

#schedule .schedule-item .speaker img {
    height: 100%;
    transform: translateX(-50%);
    margin-left: 50%;
    transition: all ease-in-out 0.3s;
}

#schedule .schedule-item h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 5px;
}

#schedule .schedule-item h4 span {
    font-style: italic;
    color: #19328e;
    font-weight: normal;
    font-size: 16px;
}

#schedule .schedule-item p {
    font-style: italic;
    color: #152b79;
    margin-bottom: 0;
}