header #title{
    font-family:JinlingCu;
    font-size: 1.4rem;
}
header label{
    position: relative;
    top: 0%;
    height: 50%;
}
header #graph_select{
    display: inline-block;
    width: 30%;
}
/* header .navi_right{
    position: relative;
    display: inline-block;
    width: 8%;
}
header .navi_right .navi_btn{
    height: 100%;
    width: 30px;
    border: none;

    font-family: JinlingXi;
    font-weight: 500;
    font-size: 1.4rem;
    background: transparent;
} */
header .navi_right{
    position: relative;
    display: inline-block;
    width: 8%;
    /* margin-top: -15px; */
    /* float: right;  将按钮容器移到右侧 */
    /* display: flex; */
     /* 使用 flex 布局 */ 
}
   
header .navi_right .navi_btn{
    height: 60px; /* 增加高度 */
    width: 80px; /* 增加宽度 */
    border: none;
    font-family: JinlingXi;
    font-weight: 500;
    font-size: 0.8rem; /* 减小字体大小 */
    background: transparent;
    /* position:absolute; */
}

header .btn_chart1{
    position: absolute;
    right: 30%;
}

header .btn_chart2{
    position: absolute;
    right: 15%;
}

header .btn_chart3{
    position: absolute;
    right: 0%;
}
   
.navi_btn:hover {
    transition: all 0.3s ease;
    border-top: 1px solid black;
}