.banner-container {
    height: auto;
    margin-top: 5vh;
}

.profile-desc * {
    color: #333;
    font-size: 20px;
    font-weight: 400;
}

.slogan-text {
    padding: 10px 0;
}

p.slogan-text,
div.slogan-text * {
    color: var(--primary-color);
    font-size: 24px;
    line-height: 140%;
    letter-spacing: 5px;
}

.desc-text-justify * {
    text-align: justify;
}

.certificate {
    position: relative;
    background-size: cover !important;
    background-position: center !important;
    background-repeat: no-repeat !important;
    padding: 100px 0;
    color: #fff;
}

.certificate .overlay {
    content: "";
    position: absolute;
    inset: 0;
    background: #000000b2;
    /* lớp phủ tối giúp chữ nổi bật */
    z-index: 0;
}

.certificate .container {
    position: relative;
    z-index: 1;
}

.certificate-card .card-image img {
    border-radius: 20px;
}

.benefit .tilte {
    color: var(--primary-color);
    font-weight: bold;
}

.benefit p {
    font-size: 20px;
}

.benefit .top-image,
.bottom-image {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    border-radius: 16px;
}

.benefit .top-image img,
.benefit .bottom-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.benefit .top-image {
    margin-bottom: 40px;
}

.benefit .bottom-image {
    margin-top: 40px;
}

.slogan {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.slogan .esclip {
    width: 70vw;
    height: 70vh;
    border-radius: 100%;
    overflow: hidden;
    background: rgba(90, 166, 193, 0.4);
    filter: blur(250px);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -10;
}

.btn-register-teacher {
    background: var(--primary-color);
    color: #fff;
    border-radius: 12px;
    font-size: 18px;
    margin: 2rem;
}

.btn-register-teacher:hover {
    background: var(--primary-color);
    color: #fff;
}

.avatar {
    height: 400px;
    width: 400px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    object-fit: cover;
}

.avatar-wrapper {
    padding: 30px;
    background: linear-gradient(
        180deg,
        #003c51 0%,
        rgba(6, 88, 118, 0.636539) 50.03%,
        rgba(17, 122, 161, 0) 100%
    );
    max-width: fit-content;
}

.profile-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

@media (max-width: 430px) {
    p.slogan-text,
    div.slogan-text * {
        font-size: 45px;
        background: #00455e;
        color: #fff;
        padding: 40px;
    }
}

@media (max-width: 768px) {
    .avatar {
        width: 300px;
        height: 300px;
    }
}