.message_top {
    display: flex;
    /*justify-content: space-between;*/
    margin: 20px 20px 20px;
}
.message_top  img {
    height: 24px;
    width: 24px;
    margin-left: 20px;
    margin-top: 5px;
}
.message_top input {
    width: 220px;
    height: 35px;
    padding: 0 10px;
    box-sizing: border-box;
    outline: none;
    border: 1px solid #cecece;
    font-size: 16px;
    margin-right: 20px;
    border-radius: 4px;
}

.message_bot {
    width: 100%;
    height: 200px;
    margin: 20px 0;
    display: flex;
}
.message_bot img {
    margin-top: 5px;
    height: 24px;
    width: 24px;
   margin-left: 40px;
}
.message_bot textarea {
    width: 516px;
    /*width: 100%;*/
    height: 100%;
    border: 1px solid #cecece;
    font-size: 16px;
    padding: 10px;
    box-sizing: border-box;
    resize: none;
    outline: none;
    /*margin-left: 20px;*/
}

.btntijiao {
    width: 100%;
    text-align: center;
}

.btntijiao button {
    padding: 6px 15px;
    box-sizing: border-box;
    color: #fff;
    background: #002C63;
    outline: none;
    border: 1px solid #002C63;
    border-radius: 5px;
    cursor: pointer;
}

.liuyan {
    width: 100%;
    text-align: center;
    margin-top: 5px;
}

.liuyan a {
    font-size: 12px;
    color: #999;
    text-decoration: none;
}