.hero {
    height: 100vh;
    background: url('../images/bg1.jpg') no-repeat center center/cover;
    position: relative;
}

.overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.65);
}

.content {
    position: relative;
    top: 50%;
    transform: translateY(-50%);
    text-align: center;
}

.content h1 {
    font-size: 55px;
}

.tagline {
    margin: 20px 0;
    font-size: 22px;
    opacity: 0.9;
}

.btn-main {
    display: inline-block;
    padding: 20px 50px;
    font-size: 22px;
    background: linear-gradient(45deg, #ff004f, #ff7a00);
    border-radius: 35px;
    color: white;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-main:hover {
    transform: scale(1.1);
    box-shadow: 0 0 20px #ff7a00;
}