body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    background-color: #f4f4f9;
    height: 100vh;
}

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 80%;
    margin: 10px 0;
    height: 5vh; /* ocupa 5% da altura da tela */
}

#header-left, #header-right {
    width: 30%;
}

#header-logo {
    flex: 0 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

#header-logo img {
    height: 100%;      /* ocupa a altura total do header */
    max-height: 5vh;   /* nunca ultrapassa a altura do header */
    width: auto;       /* mantém proporção */
    object-fit: contain;
    display: block;
}

select {
    width: 100%;
    padding: 8px;
    font-size: 16px;
    border-radius: 5px;
    border: 1px solid #ddd;
    background-color: #fff;
}

main {
    width: 80%;
    height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

#image-container {
    width: 100%;
    height: 100%;
    overflow: hidden;
    border: 1px solid #ddd;
    border-radius: 10px;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

#image-display {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 10px;
}

footer {
    width: 80%;
    text-align: center;
    margin-bottom: 10px;
    color: #555;
    height: 5vh;
}