.error_box {
    padding: 100px 0px 100px 0px;
    text-align: center;
}

.error_box p.title {
    color: #4d4d4d;
    font-size: 53px;
    font-weight: 900;
    margin-bottom: 10px;
}

.error_box p.title span {
    color: #dd3333;
    font-weight: 900;
}

.error_box p.content {
    color: #4d4d4d;

}

.error_box .input-group {
    margin: 0 auto;
    margin-top: 20px;
    max-width: 500px;
}

.has-search .form-control {
    padding-left: 2.375rem;
}

.has-search .form-control-feedback {
    position: absolute;
    z-index: 2;
    display: block;
    width: 2.375rem;
    height: 2.375rem;
    line-height: 2.375rem;
    text-align: center;
    pointer-events: none;
    color: #aaa;
}

.btn-danger {
    color: #fff;
    background-color: #97400c;
    border-color: #97400c;
}

.div_button_back {
    margin-top: 20px;
}

.div_button_back a {
    border-radius: 20px;
}