body {
    margin: 0;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    background-color: #f0f2f5;
    font-family: 'Segoe UI', Arial, sans-serif;
}

.firstcol {
    text-align: center;
    width: 100%;
    max-width: 500px;
}

.firstcol h1 {
    font-size: 3.5rem;
    margin: 0 0 10px 0;
    color: #ffffff;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.2);
    background: #00b894;
    display: inline-block;
    padding: 0 20px;
    border-radius: 10px;
}

.img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
    border-radius: 15px 15px 0 0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.container {
    background: white;
    width: 100%;
    max-width: 500px;
    border-radius: 0 0 15px 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    padding-bottom: 20px;
}

.container h1 {
    font-size: 1.6rem;
    padding: 20px;
    margin: 0;
    color: #2d3436;
    border-bottom: 1px solid #eee;
}

.container h3 {
    background: #f8f9fa;
    padding: 10px 20px;
    margin: 20px 0 10px 0;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #636e72;
    border-left: 5px solid #00b894;
}

h4 {
    padding: 12px 20px;
    margin: 0;
    font-weight: 500;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #f9f9f9;
}

h4:hover {
    background-color: #fdfdfd;
}

h4 a {
    text-decoration: none;
    transition: transform 0.2s ease;
}

h4 a:hover {
    transform: scale(1.4);
}


.btn {
    display: inline-block;
    padding: 12px 28px;
    background-color: #00b894;
    color: white;
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.btn:hover {
    background-color: #009678;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}