.feedback_wrap {
    min-height: calc(100vh - 50px);
    margin-bottom: 60px;
    padding: 20px;
    background: #eee;
    overflow: hidden;
}

.feedback_wrap .feedback_text {
    border: 1px #ddd solid;
}

.feedback_wrap .feedback_text p {
    display: block;
    padding: 10px;
    font-size: 1em;
    font-weight: bold;
    color: #777;
    border-bottom: 1px #ddd solid;
}

.feedback_wrap .feedback_text p i {
    margin-top: -20px;
    font-size: 0.8em;
    line-height: 0.1em;
    color: #d70916;
}

.feedback_wrap .feedback_text textarea {
    display: block;
    padding: 15px;
    width: 100%;
    height: 200px;
    resize: none;
    border: none;
    font-size: 1em;
    box-sizing: border-box;
    outline: none;
    font-family: Microsoft YaHei, Arial;
    color: #777;
}

.feedback_wrap .feedback_img {
    margin-top: 20px;
    border: 1px #ddd solid;
}

.feedback_wrap .feedback_img p {
    display: block;
    padding: 15px;
    font-size: 1em;
    font-weight: bold;
    color: #777;
}

.feedback_wrap .feedback_img ul {
    padding: 20px 4%;
    overflow: hidden;
    background: #fff;
}

.feedback_wrap .feedback_img ul li {
    position: relative;
    float: left;
    margin-right: calc(3.5% - 3px);
    padding-top: 31%;
    width: 31%;
    border: 1px dashed #7d7d7d;
}

.feedback_wrap .feedback_img ul li:nth-last-child(1) {
    margin-right: 0;
}

.feedback_wrap .feedback_img ul li input {
    position: absolute;
    display: block;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    opacity: 0;
    z-index: 1;
}

.feedback_wrap .feedback_img ul li::before {
    content: '';
    position: absolute;
    width: 50px;
    height: 50px;
    left: 50%;
    top: 50%;
    margin-top: -25px;
    margin-left: -25px;
    /*background: url('../images/feedback_img.png') center center no-repeat;*/
}

.feedback_wrap .feedback_img ul li img {
    /*display: none;*/
    position: absolute;
    display: block;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
}

.feedback_wrap .feedback_img ul li.select_on img {
    position: absolute;
    display: block;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
}

.feedback_wrap .feedback_img ul li.select_on::before {
    opacity: 0;
}

.feedback_wrap .feedback_contact {
    margin-top: 20px;
    border: 1px #ddd solid;
}

.feedback_wrap .feedback_contact span.tt {
    display: block;
    padding: 15px;
    font-size: 1em;
    font-weight: bold;
    color: #777;
}

.feedback_wrap .feedback_contact input {
    display: block;
    padding: 15px;
    width: 100%;
    font-size: 1em;
    border: 0;
    box-sizing: border-box;
    color: #777;
    outline: none;
}

.feedback_wrap .feedback_contact input.fb_email {
    border-bottom: 1px #ddd solid;
}

.feedback_wrap .fb_opt_btn_wrapper {
    margin-top: 20px;
}

.feedback_wrap .fb_opt_btn_wrapper button {
    display: inline-block;
    width: 100%;
    padding: 10px;
    border-radius: 5px;
    background: #07a8ff;
    line-height: 40px;
    color: #fff;
    text-align: center;
    font-size: 1.5em;
    border: none;

}

.feedback_wrap .fb_opt_btn_wrapper button:hover {
    background: #07a8ff;
}

.feedback_wrap .feedback_btn {
    display: block;
    margin: 20px auto;
    width: 50%;
    height: 40px;
    border-radius: 5px;
    background: #07a8ff;
    line-height: 40px;
    color: #fff;
    text-align: center;
    font-size: 1.5em;
}

.feedback_service_nav ul {
    text-align: center;
    margin: 5px 0;
}

.feedback_service_nav ul li {
    display: inline-block;
    padding: 5px;
    margin: 0 10px;
    background: #07a8ff;
    border-radius: 5px;
}

.feedback_service_nav ul li a {
    color: #fff;
    font-size: 1em;
}