body, h1, h2, h3, p, ul, li {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
}


#header {
    background-color: #FFFFFF;
    text-align: center;
    padding: 10px 0;
}

.header-img {
    width: 100%;
    max-width: 960px;
    height: auto;
    display: block;
    margin: 0 auto;
}


nav {
    background: #008080 !important;
    padding: 15px;
    text-align: center;
}

    nav ul {
        list-style: none;
        padding: 0;
        margin: 0;
        display: flex;
        justify-content: center;
    }

        nav ul li {
            margin: 0 20px;
        }

            nav ul li a {
                color: white;
                text-decoration: none;
                font-weight: bold;
                font-size: 18px;
                padding: 10px 15px;
                transition: background 0.3s, border-radius 0.3s;
            }

                nav ul li a:hover {
                    background: #005f5f;
                    border-radius: 5px;
                }


main {
    background: #878787 !important;
    color: white;
    padding: 40px;
    text-align: center;
    min-height: 100vh;
}


.requirement-box,
.why-join-container,
.tutoring-box,
.social-box,
.meeting-box {
    background-color: #008080 !important;
    color: white;
    padding: 30px;
    border-radius: 10px;
    text-align: left;
    max-width: 800px;
    margin: 20px auto;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.2);
}


    .why-join-container h2,
    .why-join-container p {
        text-align: center;
    }

 
    .requirement-box h2,
    .tutoring-box h2,
    .social-box h2,
    .meeting-box h2 {
        text-align: center;
        margin-bottom: 15px;
    }

  
    .requirement-box ul,
    .tutoring-box ul,
    .social-box ul,
    .meeting-box ul {
        list-style-type: disc;
        padding-left: 20px;
        margin-top: 10px;
    }

    .requirement-box li,
    .tutoring-box li,
    .social-box li,
    .meeting-box li {
        padding: 8px 0;
        font-size: 18px;
    }

.why-join-image {
    display: flex;
    justify-content: center; 
    align-items: center; 
    margin: 15px auto; 
}

    .why-join-image img {
        max-width: 100%; 
        height: auto;
        max-height: 200px; 
        display: block;
    }


.officer-box {
    background-color: #008080 !important;
    color: white;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    max-width: 500px;
    margin: 20px auto;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.2);
}

    
    .officer-box img {
        width: 150px;
        height: 150px;
        border-radius: 50%;
        object-fit: cover;
        display: block;
        margin: 10px auto;
        border: 3px solid white;
    }

  
    .officer-box:first-of-type img {
        object-fit: cover;
        object-position: center top; 
    }

    
    .officer-box:last-of-type img {
        object-fit: cover;
        object-position: 20% center; 
    }

  
    .officer-box h2 {
        margin-bottom: 5px;
    }

    .officer-box p {
        margin: 5px 0;
        font-size: 16px;
    }

   
    .officer-box a {
        color: #ffdd57;
        text-decoration: none;
        font-weight: bold;
    }

        .officer-box a:hover {
            text-decoration: underline;
        }

.calendar-container {
    background-color: #FFFFFF;
    color: black;
    text-align: center;
    padding: 20px;
    border-radius: 10px;
    max-width: 800px;
    margin: 30px auto;
}


.calendar-frame {
    width: 100%;
    height: 550px;
    border: none;
    margin-top: 10px;
}


footer {
    background: #878787;
    color: white;
    text-align: center;
    padding: 15px;
}