.flex {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
}

.align_items_center {
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
}

.justify_content_around {
    -webkit-box-pack: center;
    -webkit-justify-content: space-around;
    -ms-flex-pack: center;
    justify-content: space-around;
}

.justify_content_center {
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
}

.justify_content_start {
    -webkit-box-pack: start;
    -ms-flex-pack: start;
    justify-content: start;
}

.justify_content_space_between {
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
}

.justify_content_end {
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: end;
}

.boxSizing {
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -o-box-sizing: border-box;
    -ms-box-sizing: border-box;
    box-sizing: border-box;
}

.dszxx .toptxt {
    background: #f7f7f7;
    box-sizing: border-box;
    padding: 16px;
    font-size: 18px;
    line-height: 33px;
    margin-bottom: 30px;
}

.dszxx .liuyan .input {
    margin-bottom: 20px;
}

.dszxx .liuyan input {
    width: 380px;
    height: 40px;
    border: 1px #cdcdcd solid;
    font-size: 18px;
    padding: 0 20px;
}

.dszxx .liuyan textarea {
    width: 900px;
    height: 150px;
    border: 1px #cdcdcd solid;
    font-size: 18px;
    padding: 20px;
}

.dszxx .liuyan .textarea p {
    line-height: 70px;
}

.dszxx .liuyan .t1 {
    width: 130px;
    text-align: right;
    font-size: 18px;
    padding-right: 20px;
}

.dszxx .liuyan .t2 {
    font-size: 14px;
    color: #999999;
}

.dszxx .liuyan .t1 span {
    color: tomato;
}

.dszxx .btn {
    width: 165px;
    height: 47px;
    line-height: 47px;
    background: #66b1ff;
    color: #ffffff;
    font-size: 18px;
    border-radius: 8px;
    cursor: pointer;
}

.dszxx .liuyan .yzm {
    width: 133px;
    height: 43px;
}