.slider-content {
    position: absolute;
    max-width: 1000px !important;
}

.slider-overlay {
    background: #00000099;
}

.slider-container {
    height: 120vh;
}

.img-introducing {
    border-radius: 20px 180px;
    overflow: hidden;
    height: 60vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.content-introducing {
    border-radius: 180px 20px ;
    overflow: hidden;
    height: 60vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--primary-color);
    color: #fff;
    position: relative;
}

.content-introducing .title {
    text-align: center;
    font-size: 32px;
}

.content-introducing .content {
    padding: 50px;
}

.content-introducing .content p {
    font-size: 20px;
    line-height: 130%;
}

.top-quote {
    max-width: 15vh;
    position: absolute;
    top: 10%;
    left: 10%;
}

.bottom-quote {
    max-width: 15vh;
    position: absolute;
    bottom: 10%;
    right: 10%;
    rotate: 180deg;
}

.section-title {
    text-transform: uppercase;
}

.principle .title {
    font-size: 28px;
    color: var(--primary-color);
    font-weight: bold;
    margin: 0;
}

.principle p {
    font-size: 18px;
}

.principle .img-center{
    object-fit: cover;
    overflow: visible;
}

.principle .eclip {
    width: 499px;
    height: 499px;
    border-radius: 100%; /* Tạo hình elip */
    overflow: hidden;
    background: rgba(90, 166, 193, 0.4);
    filter: blur(93.95px);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -10;
}

.principle {
    position: relative;
}

.principle .col-left .item-center {
    margin-left: -30px;
    margin-right: 30px;
}

.principle .col-right .item-center {
    margin-left: 30px;
    margin-right: -30px;
}

.training-card {
    padding: 20px 10px;
    border: 1px solid var(--primary-color);
    border-radius: 28px;

}

.trainning-image img{
    border-radius: 28px;
    height: 40vh;
    object-fit: cover;
}

.training-card .card-title {
    color: var(--primary-color);
    font-weight: bold;
    font-size: 24px;
}

.training-card .card-description {
    font-size: 14px;
}

.training-card .card-link {
    font-size: 20px;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: bold;
    text-align: center;
    width: 100%;
}

.btn-custom {
    background-color: #fff;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 18px;
    border-radius: 12px;
    max-width: fit-content;
}

.btn-primary-custom:hover {
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    width: auto;
}

.courses .owl-nav button{
    color: var(--primary-color);
    opacity: 1 !important;
}

.courses .owl-nav .courses-prev {
    margin-left: -45px;
}

.courses .owl-nav .courses-next {
    margin-right: -45px;
}

.section-sub-title {
    font-size: 20px;
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: 2.5rem!important;
}

@media (max-width: 768px) {
    .principle .col-left .item-center,
    .principle .col-right .item-center {
        margin-left: auto;
        margin-right: auto;
    }

    .slider-container {
        height: 120vh;
    }
    .owl-nav {
        display: none;
    }

    .courses .owl-nav .courses-prev,
    .courses .owl-nav .courses-next
    {
        margin: auto;
    }
}