styles.css

/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body, html {
    height: 100%;
    display: flex;
    flex-direction: column;
    scroll-behavior: smooth;
    background-color: #fff;
}

body {
    transition: all .3s ease;
}

button {
    cursor: pointer;
}

input,
button, 
textarea {
    outline: none;
    border: none;
    background-color: inherit;    
}

/* Material Symbols */
.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    transition: all 0.3s ease;
    color: orange;
}

.material-symbols-outlined:hover {
    transform: scale(1.1);
}

.material-symbols-outlined:disabled {
    cursor: not-allowed;
}

/* Title Section */
#title-contents {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    height: 40px;
    box-shadow: 0 1px 8px rgba(0, 0, 0, .08);
    z-index: 1;
}

#title-contents span {
    display: flex;
}

#title-contents span button {
    margin-left: 40px;
}

#title {
    width: 100%;
    font-size: 20px;
    color: black;
    transition: font-size 0.3s ease;
    caret-color: orange;
    letter-spacing: 0.5px;
    font-weight: 400;
}

#title:focus {
    font-size: 21px;
}

#content, #editor {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    word-spacing: normal;
    letter-spacing: 0.7px;
    line-height: 1.6;
    resize: vertical;
    white-space: pre-wrap; 
    word-wrap: break-word; 
    overflow-wrap: break-word;  
}

#editor {
    display: none;
    caret-color: orange;
    background-color: #f9f9f9;
}

#download {
    color: white;
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: inline;
    padding: 8px;
    border-radius: 50px;
    background-color: orange;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}