.container {
     width: 100%;
     margin-top: 20px;
}
 .parent {
     width: 100%;
     height: 42px;
     top: 4px;
}
 .parent>input:first-of-type {
    /*输入框高度设置为40px, border占据2px，总高度为42px*/
     /* width: 380px; */
     height: 40px;
     border: 1px solid #ccc;
     font-size: 16px;
     outline: none;
}
 .parent>input:first-of-type:focus {
     border: 1px solid #317ef3;
     padding-left: 10px;
}
 .parent>input:last-of-type {
    /*button按钮border并不占据外围大小，设置高度42px*/
     padding: 0px 20px 5px 20px;
     margin-bottom: 20px;
     height: 42px;
     position: absolute;
     background: RGB(22,159,230);
     border: 1px solid #317ef3;
     color: #fff;
     font-size: 16px;
     outline: none;
}



#google_ad_c1,#div-gpt-ad-1320933818841-0,#google_ad_c2,#div-gpt-ad-1320933818841-1,#ad_under_google{
display:none;
visibility：hidden;
}
.under-post-card {
    display: none !important;
}

#ad_t2{
   display: none !important;
}

#cnblogs_ch{
    display: none !important;
}

#homepage_top_pager{
    display: none !important;
}


.catalog {
    position: fixed;
    top: 35%;
    left: 1px;
    width: auto;
    height: auto;
    background-color: transparent;
    z-index: 999999;
    font-size: 14px;
    border: 1px solid transparent;
    border-radius: 1px;
}

.catalog-tab {
    cursor: pointer;
    display: none;
    padding: 7px 2px 7px 2px;
    float: right;
    width: 25px;
    color: #314659;
    border: 1px solid #eef2f8;
    font-size: 14px;
    border-radius: 3px;
    text-align: center;
    background-color: #fff;
    box-shadow: 0 1px 3px rgb(18 18 18 / 10%)
}

.catalog-contents {
    overflow: hidden;
    display: none;
    color: #314659;
    border: 1px solid #eef2f8;
    border-radius: 3px;
    min-width: 150px;
    opacity: 1;
    font-size: inherit;
    background-color: #fff;
    z-index: 19941112;
    box-shadow: 0 1px 20px 0 rgb(0 0 0 / 10%)
}

.catalog-title {
    padding-left: 12px;
    width: 100%;
    height: 35px;
    line-height: 36px;
    border-bottom: 1px solid #eef2f8;
    font-size: 14px;
    color: #314659;
    overflow: hidden;
}

.catalog-close {
    position: absolute;
    right: 15px;
    top: 10px;
    cursor: pointer;
    text-decoration: none;
}

.catalog-contents ul {
    padding: 10px 15px;
    max-height: 350px;
    overflow-y: auto;
}

.catalog-contents ul li {
    margin-top: 5px;
    max-width: 170px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
}

.catalog-contents ul li a {
    font-size: 13px;
}

.catalog-contents ul li .level1 {
    margin-left: 0;
}

.catalog-contents ul li .level2 {
    margin-left: 10px;
}

.catalog-contents ul li .level3 {
    margin-left: 20px;
}

.catalog-contents ul li .level4 {
    margin-left: 30px;
}

.catalog-contents ul li .level5 {
    margin-left: 40px;
}

.catalog-contents ul li .level6 {
    margin-left: 50px;
}