CSS.css

body {
    background-color: #dadfe1;
    font-family: 'Roboto', sans-serif;
    font-size: 20px;
}

.liContainer {
    display: flex;
    justify-content: space-between;
}

h1{
    text-align: center;
    color: #292929;
    font-size: 1em;
}
p {
    text-align: center;
    color: #292929;
    display: none;
    font-size: 1em;
}

ul {
    width: 30vw;
    margin: 0 auto;
    padding: 0;
    border: 0;
}

li {
    color: #292929;
    background-color: #FFFACD;
    width: 30vw;
    list-style: none;
    word-break: break-all;
    user-select: none;
}

li:hover {
    background-color: aliceblue;
    cursor: pointer;
}

#addItems {
    text-align: center;
    width: 30vw;
    margin: 0 auto;
}

.done {
    text-decoration: line-through;
    color: color:#292929;
}

.buttonDelete,
#enter {
    color: #292929;
    background-color: #fefefe;
    border: 0;
    font-family: 'Roboto', sans-serif;
    font-size: 0.8em;
}

.buttonDelete:hover,
#enter:hover {
    cursor: pointer;
    background-color: #D4D4D4;
    color: #292929;
}

#enter {
    margin-bottom: 5px;
}

#userInput[type=text],
#userInput:focus,
#userInput::placeholder {
    color: #292929;
    background-color: #fefefe;
    border: 0;
    padding: 0;
    margin: 0;
    font-family: 'Roboto', sans-serif;
    font-size: 0.8em;
}