/* 默认样式 */
*{
    margin: 0;
    padding: 0;
}

#app{
    margin: 0;
    padding: 0;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-direction: column;
}

/* 导航栏样式 */
#navBox{
    position: fixed;
    top: 0;
    z-index: 10000000;
    width: 100vw;
    height: 7vh;
    background-image: url(https://static.igem.wiki/teams/5458/menu/nav-background.png);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-direction: row;
}

.navLogoBox{
    height: 7vh;
    width: 7vw;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

#navLogo{
    height: 5vh;
}

.navTextBox{
    height: 7vh;
    width: 60vw;
    display: flex;
    justify-content: center;
    align-items: center;
}

.navText{
    color: #fff;
    text-shadow: 0px 2px 4px  rgba(51, 66, 77, 0.86);
    font-family: sans-serif;
    font-size: 1.4vw;
    font-weight: 600;
    letter-spacing: 0px;
    transition: all 0.2s;
    cursor: pointer;
    width: 12vw;
    display: flex;
    justify-content: center;
    align-items: center;
}

.navText:hover{
    text-shadow: 2px 4px 8px  rgb(44, 55, 62);
}

/* 二级导航栏样式 */
#navNotShow{
    position: fixed;
    top: 7vh;
    width: 100vw;
    height: 250px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-direction: row;
    z-index: 200;
}

.navOpen{
    width: 12vw;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: -10px;
}

.navOpenImage{
    width: 160px;
}
.disNone{
    display: none;
}

.navOpenTextBox{
    position: absolute;
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-direction: column;
    width: 154px;
    height: 180px;
}

.navOpenText{
    cursor: pointer;
    font-size: 1vw;
    font-weight: 400;
    letter-spacing: 0px;
    color: rgba(255, 255, 255, 1);
    text-shadow: 0px 2px 4px  rgba(0, 0, 0, 0.91);
}

/* 清除a标签的默认样式 */
a{
    text-decoration: none;
    color:inherit;
}

a:active{
    color:inherit;
}

a:hover{
    color: white;
}