<div class="container">
<h3>Number of lists: </h3>
<div contenteditable="true" id="contenteditable">
<div>This is the editable content.</div>
</div>
</div>
@import url("https://fonts.googleapis.com/css2?family=Exo:wght@600&display=swap");
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
inline-size: 100%;
min-block-size: 100%;
font-family: "Exo", system-ui, sans-serif;
display: grid;
grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
gap: 20px;
padding: 40px;
}
.container {
background-color: #fff;
border: 1px solid #fff;
border-radius: 16px;
box-shadow: rgba(0, 0, 0, 0.1) 0px 10px 50px;
padding: 20px;
display: flex;
flex-direction: column;
gap: 20px;
min-width: 300px;
}
[contenteditable] {
position: relative;
box-sizing: border-box;
color: deeppink;
font-size: 1.5rem;
width: 100%;
font-family: "Exo", system-ui, sans-serif;
display: flex;
flex-direction: column;
gap: 30px;
counter-reset: item;
}
[contenteditable]:focus {
outline: none;
}
[contenteditable] div {
counter-increment: item;
}
[contenteditable] > div:first-child {
border: 1px solid deeppink;
box-shadow: rgba(0, 0, 0, 0.1) 0px 10px 15px -3px,
rgba(0, 0, 0, 0.05) 0px 4px 6px -2px;
border-radius: 5px;
padding: 10px 16px;
}
[contenteditable]:focus > div:first-child {
border-color: #2196f3;
box-shadow: 0 0 0 2px #2196f3, rgba(0, 0, 0, 0.1) 0px 10px 15px -3px,
rgba(0, 0, 0, 0.05) 0px 4px 6px -2px;
}
[contenteditable] > div:not(:first-child) {
color: #555;
display: flex;
align-items: center;
}
[contenteditable] > div:not(:first-child)::before {
content: "";
display: inline-flex;
width: 24px;
height: 24px;
border: 2px solid currentColor;
border-radius: 50%;
margin-right: 10px;
}
[contenteditable="true"] {
cursor: text;
}
h3 {
display: flex;
align-items: center;
gap: 20px;
}
h3::after {
content: counter(item);
display: inline-flex;
padding: 5px;
border-radius: 50%;
background-color: deeppink;
color: #fff;
aspect-ratio: 1 / 1;
justify-content: center;
align-items: center;
min-width: 24px;
}
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This Pen doesn't use any external JavaScript resources.