estilo.css

@import url('https://fonts.googleapis.com/css2?family=Roboto+Mono:ital,wght@0,100..700;1,100..700&display=swap');

*
{
    box-sizing: border-box;
    padding: 0;
    margin: 0;
    overflow-x: hidden;
    font-family: "Roboto Mono", monospace;
}

body
{
    background-color: #48e;
}

.titulo
{
    text-align: center;
    margin: 15px;
    font-family: sans-serif;
    font-weight: bolder;
    color: white;
    font-family: "Roboto Mono", monospace;
}

.notes
{
    display: flex;
    flex-wrap: wrap-reverse;
    flex-direction: row-reverse;
    justify-content: center;
    margin-bottom: 9vh;
}

.add_note_article
{
  background-color: white;
  width: 52vw;
  height: 40vh;
  margin: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  border-radius: 15px;  
}

.add_note_title
{
    margin: 10px 0 5px 0;
    height: 20%;
    width: 85%;
    padding-left: 8px;
    border-radius: 10px;
    border: 1px solid #333;
}

.add_note_title::placeholder
{
    text-align: center;
}

.add_note_text
{
    resize: none;
    width: 85%;
    height: 60%;
    padding: 8px;
    border-radius: 15px;
    border: 1px solid #333;
    margin-bottom: 5px;
}

.add_note_text::placeholder
{
    text-align: center;
    padding-top: 5px;
    font-size: 15px;
}

.add_note_btn, .delete_all
{
    overflow: hidden;
    margin: 3px;
    width: 30%;
    height: 20%;
    border-radius: 20px;
    border: none;
    transition: .3s ease;
}

.add_note_btn
{
    background-color: green;
    color: white;
    cursor: pointer;
    font-weight: bolder;
}

.add_note_btn:hover
{
    transform: scale(1.1);
}

.delete_all:hover
{
    transform: scale(1.1);
}

.delete_all
{
    background-color: #f44;
    color: white;
    font-weight: bolder;
    margin-bottom: 8px;
    cursor: pointer;
}

.your_note
{
    background-color: white;
    width: 20vw;
    height: 30vh;
    margin: 10px 0 10px 10px;
    display: flex;
    flex-direction: column;
    align-items: end;
    border-radius: 20px;
}

.your_note input
{
    margin: 10px 15px 5px 0;
    height: 20%;
    width: 85%;
    padding-left: 8px;
    border: none;
    font-size: 18px;
    font-weight: bold;
    border-bottom: 2px solid black;
}

.your_note textarea
{
    resize: none;
    border: none;
    margin-right: 15px;
    width: 85%;
    height: 60%;
    padding: 8px;
    border-radius: 20px;
    margin-bottom: 5px;
}

div
{
    overflow: hidden;
    margin: 3px;
}

.your_note img
{
    width: 1.8em;
    height: 1.8em;
    margin-right: 5px;
}