.code-wrapper{
    position: relative;
    width: fit-content;
}
.code-input,
.code-hint{
    
    font-family: monospace;
    font-size: 16px;
    line-height: 1.5;
    padding: 0;
    margin: 0;
}
.code-input{
    padding: 8px;
    position: relative;
    z-index: 2;
    background: transparent;
    color: black;
    border: 1px solid #ccc;
    resize: both;
}
.code-hint{
    padding: 8px;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    color: rgba(0, 0, 0, 0.4);
    pointer-events: none;
    white-space: pre-wrap;
}

body{
    font-family:sans-serf;
    background-color: #f5f5f5;
    padding: 2rem;
}
#question{
    background-color: #fff;
    border: 1px solid #ccc;
    padding: 1em;
    margin-bottom: 1em;
    white-space: pre-wrap;
    font-family: monospace;
    font-size: 1em;
}
input{
    margin: 0.5em;
    padding: 0.3em;
    width: 4em;
    font-family: monospace;
}
button{
    margin-top: 10px;
    padding: 10px 20px;
    font-size: 16px;
    
}
#result{
    margin-top:1em;
    font-weight: bold;
}