body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    text-align: center;
    padding: 20px 0;
    margin-bottom: 0px;
}

.logo {
    max-width: 250px;
    height: auto;
}

main {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    background-color: #92d2eb;
    position: relative;
    z-index: 1;
}

.characters-space {
    width: 100%;
    min-height: 70vh; /* 使用视窗高度百分比替代固定值 */
    flex-grow: 1;
    position: relative;
    z-index: 2;
    background-image: url('pic1.png');
    background-size: contain; /* 使用contain保持图片原始比例 */
    background-position: center;
    background-repeat: no-repeat;
}



footer {
    background-color: #272A2C;
    color: #fff;
    text-align: center;
    padding: 15px 0;
    width: 100%;
}

footer p {
    margin: 10px 0;
    font-size: 14px;
}