#search_div {
    width: 1000px;
    margin: 0px auto;
    padding-top: 80px;
}

#form_div {
    width: 920px;
    margin: 0px auto;
}

.infr_container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 30px;
    margin-top: 40px;
}

#search_div2 {
    width: 700px;
    height: 60px;
    border: 2px solid #358CF1;
    box-shadow: 0px 0px 6px rgba(0, 0, 0, 0.34);
    opacity: 1;
    border-radius: 13px;
}

#search_div2 input {
    margin-top: 1px;
    width: 600px;
    height: 58px;
    border: 0px solid #999999;
    padding-left: 10px;
    border-radius: 13px;
}

#search_div2 input::-webkit-input-placeholder {
    font-family: PingFangSC-Regular, sans-serif;
    font-size: 18px;
    font-weight: 400;
    color: #999999;
    opacity: 1;
}

#search_img {
    width: 33px;
    height: 33px;
    display: inline;
    cursor: pointer;
}

#ifm {
    display: block;
    margin: 20px auto;
}