html, body {
    width: 50%;
    margin: 0 auto;
    font-family: Arial, Helvetica, sans-serif;
}

.container {
    width: 360px;
}

#inputFiled {
    width: 300px;
    height: 46px;
    border: 1px solid black;
    outline: none;
    font-size: 25px;
    vertical-align: middle;
}

.to-dos {
    margin-top:25px;
}