*{
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
#comments-container {
    margin-top: 20px;
}

#comment-form {
    margin-top: 20px;
}

#comment-form label, #comment-form input, #comment-form textarea, #comment-form button{
    display:block;
    margin-top:10px;
    width:100%;
}
#comment-form textarea, #comment-form input{
    padding:10px;
}
#comment-form button{
    padding:10px;
}