/********m描述色***********/
.width-min500 {
    min-width: 500px;

}
fieldset{padding: .35em .625em .75em;margin: 0 2px;border: 1px solid silver}
legend{padding: .5em;border: 0;width: auto}
blockquote{
    border-left-color: #222222;
}

.input-group-addon{
    background-color: #222222;
    color: #fff;
}
.titcolor{ background-color:#f5f5f5;}