body {
    margin: 0;
    padding: 0;
    height: 100vh;
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
}

.email-container {
    background-color: white;
    width: 90%;
    max-width: 700px;
    height: 90vh;
    display: flex;
    flex-direction: column;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    border: 1px solid #ddd;
    opacity: 0;
    transform: scale(0.9);
    animation: openEmail 0.6s ease-out forwards;
}

@keyframes openEmail {
    0% {
        opacity: 0;
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.email-header {
    background-color: #007BFF;
    color: white;
    padding: 20px;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
}

.email-title {
    font-size: 22px;
    font-weight: bold;
}

.email-sender {
    font-size: 14px;
    margin-top: 5px;
}

.email-body {
    padding: 20px;
    font-size: 18px;
    line-height: 1.6;
    color: #333;
    overflow-y: auto;
    flex-grow: 1;
}

.email-body a {
    color: #007BFF;
    text-decoration: none;
}

.email-footer {
    background-color: #f1f1f1;
    padding: 10px;
    text-align: center;
    font-size: 12px;
    color: #888;
    border-bottom-left-radius: 8px;
    border-bottom-right-radius: 8px;
}
button {
    background-color: #007BFF;
    color: white;
    width: 50%;
    font-size: 20px;
    border-radius: 3px;
    border: none;
    cursor: pointer;
    transition: 0.5s;
}
button:hover {
    background-color: #006ee4;
    transform: scale(1.1);
}
.button-link {
    text-align: center;
    margin-top: 20px;
}