body {
    font-family: Arial, sans-serif;
    margin: 0 100px;
    padding: 0;
    background-color: #e0f7fa;
    text-align: center;
}

h1 {
    margin-top: 20px;
    color: #01579b;
}

h2 {
    margin-top: 20px;
    color: #01579b;
    text-align: center;
}


p2 {
    margin-top: 20px;
    color: #01579b;
    text-align: left
}

p {
    margin-top: 20px;
    color: #01579b;
    text-align: center;

}

ul {
    margin-top: 20px;
    color: #01579b;
    text-align: left;
 
}


label {
    margin-top: 20px;
    color: #01579b;
}

#HistoricalContext {
    margin-bottom: 1000px; /* Adds 50px of space below the tab content */
}

#map-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 60vh;
    margin-top: 20px;
}

#map {
    width: 70%;
    height: 100%;
}

#timeline {
    margin: 20px;
}

#piechart-tooltip {
    position: absolute;
    width: 420px; /* Adjust width */
    height: 450px; /* Adjust height */
    pointer-events: none;
    background-color: rgb(157, 190, 217);
    border: 1px solid white;
    padding: 10px;
}

#piechart-data {
    text-align: left;
    margin-top: 10px;
}

.write-up-section {
    color: #01579b;
    font-family: Arial, sans-serif;
    padding: 20px;
    margin-top: 20px;
    border-top: 1px solid #ccc;
}

.write-up-section p {
    font-size: 16px;
    line-height: 1.6;
}
.project-takeaway-content {
    color: #01579b;        
    font-family: Arial, sans-serif;
    padding: 20px;
    margin-top: 20px;
    border-top: 1px solid #ccc;
    text-align: left;        /* 确保所有文本左对齐 */
}

.project-takeaway-content p {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 20px; 
    text-align:left;    /* 每个段落之间添加一些空间 */
}



.hidden {
    display: none;
}

/* Add this CSS at the end of style.css */

/* Style the tab */
.tab {
    overflow: hidden;
    border: 1px solid #ccc;
    background-color: #f1f1f1;
}

/* Style the buttons inside the tab */
.tab button {
    background-color: inherit;
    float: left;
    border: none;
    outline: none;
    cursor: pointer;
    padding: 14px 16px;
    transition: 0.3s;
    font-size: 17px;
}

/* Change background color of buttons on hover */
.tab button:hover {
    background-color: #ddd;
}

/* Create an active/current tablink class */
.tab button.active {
    background-color: #ccc;
}

/* Style the tab content */
.tabcontent {
    display: none;
    padding: 6px 12px;
    border: 1px solid #ccc;
    border-top: none;
}