html, body {
    overflow: hidden;
}

#section1 {
    background-image: url("media/background.JPG");
    background-size: cover;
}

#header {
    height: 15vh;
    background-color: white;
    opacity: 0.8;
}

#headertext {
    text-align: center;
    padding-top: 1rem;
}

#headertext h2 {
    color: #28508b;
}

.motto {
    display: flex;
    justify-content: space-evenly;
    font-size: large;
}

#logo {
    max-width: 85%;
}

#content {
    height: 80vh;
}

#opportunity {
    margin-top: 5vh;
    height: 35vh;
    border-radius: 5%;
    opacity: 0.8;
    background-image: url("media/oppurtunity.jpg");
    background-size: cover;
    background-repeat: no-repeat;
}

#opportunity h3 {
    text-align: center;
    text-decoration: underline;
    margin: 1rem 0;
}

.placement {
    width: 100%;
    margin-top: 5vh;
}

.poster, .research {
    margin-top: 5vh;
    margin-bottom: 5vh;
    height: 70vh;
    padding: 0 10% 0 10%;
}

#calendar {
    height: 30vh;
    border-radius: 5%; 
    
}

iframe {
    margin-top: 5vh;
    padding: 0 7% 0 7%;
    height: 100%;
    width: 100%;
    overflow: hidden;
}

#footer {
    height: 5vh;
    background-color: white;
    text-align: center;
    padding: 0.7vh;
}