/* 主标题界面 */
#intro-bc{
    display: flex;
    background-color: snow;
    height: 250px;
    background-image: url('https://static.igem.wiki/teams/4228/wiki/bg-image.jpg');
    background-size: 100% 100%;
    background-attachment: fixed;
    width: 100%;
}

#main-title{
    padding-right: 50px;
    line-height: 90%;
    width: 100%;
    text-align: right;
    display: block;
    font-family: 'Gilmer Outline';
    font-size: 100px;
    color: #7F93C5;
    padding-top: 8%;
    padding-bottom: 8px;
}

/* 自定义背景标题*/
#diy-bc{
    display: flex;
    height: 250px;
    background-size: 100% 330px;
    background-attachment: fixed;
    width: 100%;
    background-repeat: no-repeat;
}

/* 页面吉祥物 */
#page-pet{
    z-index: 100;
    position: fixed;
    right: 0px;
    bottom: 0px;
    max-width: 10%;
}

#page-pet img{
    padding-left: 25%;
    max-width: 100%;
}

#page-pet img:hover{
    transition: all 1s;
    padding-left: 0%;

}

/* 页面文字内容 */
#text-content{
    margin-left: 5%;
    padding-right: 7%;
    padding-top: 5%;
    width: 70%;
    color: #868686;
}
/* 页面小标题 */
.page-title-rank1,.page-title-rank2 {
    text-align: left;
    color: #7F93C5;
    margin-bottom: 10px;
}

.page-title-rank1{
    font-size: 3.5rem;
    line-height: 1.3;
    font-family: 'Gilmer Bold';
}
.lower-title-rank1 {
    font-size: 2rem;
}
.page-title-rank2{
    font-family: 'Gilmer Medium';
    font-size: 2rem;
    display: flex;
}
.lower-title-rank2 {
    font-family: 'Gilmer Medium';
    color: #7F93C5;
    font-size: 1.5rem;
    line-height: 2rem;
    padding-bottom: 15px;
}
/* 多级标题 */
.page-title-rank3,.page-title-rank4,.page-title-rank5 {
    font-family: 'Gilmer Medium';
    color: #747474;
}
.page-title-rank3{
    text-align: left;
    font-size: 1.5rem;
    margin-top: 15px;
    margin-bottom: 8px;
}
.page-title-rank4{
    display: list-item;
    font-size: 1.3rem;
    margin: 4px 0px 4px 2rem;
}
.rank4-container {
    margin-left: 2rem;
}
.page-title-rank5 {
    text-align: center;
    font-size: 1.3rem;
    margin: 10px 0px 8px 0px;
}
.ref-title {
    font-size:0.2rem;
    vertical-align: super;
}

/* 页面内容（除菜单栏和页面导航栏） */
#content{
    text-align: justify;
    display: flex;
    font-size: 1.1rem;
    line-height: 1.5;
}

/* 背景分割线 */
#cutoff{
    height: 5px;
    background-color: #FFB202;
}

#text-content strong {
    color: #747474;
}

/* 图片内容 */
.content-imgbox{
    margin-top: 3%;
    margin-bottom: 3%;
    text-align: center;
    font-size: 1rem;
    line-height: 1.5rem;
}

.image-single{
    max-width: 90%;
}

.image-double{
    margin: 10px;
    max-width: 45%;
}

.img-text{
    font-size: 22px;
    padding: 15px;
    font-weight: bold;
}

/* 公式 */
.image-formula {
    max-height: 70px;
    max-width: 90%;
}

/* 页内链接 */
.link-address {
    text-decoration: underline;
    color: #868686;
}

.link-address:hover {
    color: #7F93C5;
}

/* 参考文献上标 */
.ref-tag{
    font-size:0.2rem;
    vertical-align: text-bottom;
}
/* 下标 */
.bottom-tag{
    font-size:0.2rem;
    vertical-align: bottom;
}
/* --------------------- */