* {
    box-sizing: border-box;
}

body {
    font-family: "Helvetica Neue", "Roboto", sans-serif;
    background-color: #f2f2f2;
    margin: 0;
    padding: 0;
}

#header {
    background-color: #fff;
    color: #333;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 80px;
}

h1 {
    font-size: 36px;
    margin: 0;
}

#content {
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    margin: 50px auto;
    max-width: 800px;
    padding: 20px;
}

#content div {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 20px;
}

#content a {
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    color: #333;
    padding: 10px;
    text-align: center;
    text-decoration: none;
    transition: background-color 0.2s;
    width: 20%;
}

#content a:hover {
    background-color: #f2f2f2;
}

#content img {
    cursor: pointer;
    height: 50px;
    transition: transform 0.2s;
    width: 50px;
}

#content img:hover {
    transform: scale(1.1);
}

#result {
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    padding: 10px;
}

#result textarea {
    border: none;
    border-radius: 5px;
    font-size: 16px;
    height: 300px;
    margin-top: 10px;
    padding: 10px;
    resize: none;
    width: 100%;
}

@media only screen and (max-width: 600px) {
    #content a {
        width: 100%;
    }
}