.docs-header {
    color: white;
    background-color: #161616;
    height: 60px;
    padding: 0 100px;
    display: flex;
    justify-content: space-between;
}

/* 重新设置颜色, 防止被覆盖 */
.docs-header a {
    color: white;
}

.docs-header .ml5 {
    margin-left: 5px;
}

.docs-header .flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.docs-header .left-header .doc-logo img {
    height: 26px;
    pointer-events: none;
}

.docs-header .left-header .sep {
    color: gray;
    padding: 0 18px;
}

.docs-header .left-header .title {
    font-weight: 600;
    font-size: 18px;
}

.docs-header .right-header .search-bar {
    display: flex;
    align-items: center;
    margin-right: 24px;
}

.search-bar .search-input {
    width: 280px;
    height: 32px;
    float: left;
    color: #000;
    font-size: 14px;
    border-color: #999;
}

.search-bar .fa {
    font-size: 20px;
}

/*.search-input::placeholder { !* Chrome, Firefox, Opera, Safari 10.1+ *!*/
/*    color: white;*/
/*    opacity: 1; !* Firefox *!*/
/*}*/

/*.search-input:-ms-input-placeholder { !* Internet Explorer 10-11 *!*/
/*    color: white;*/
/*}*/

/*.search-input::-ms-input-placeholder { !* Microsoft Edge *!*/
/*    color: white;*/
/*}*/