body {
    font-family: Arial, sans-serif;
    background-color: #E0FFFF; /* 淡蓝色背景 */
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    height: auto; /* 更改高度为自动 */
}
.container {
    background: #E0FFFF;
    width: 87%;
    max-width: 600px;
    margin-top: 40px; /* 增加顶部外边距，使内容更靠近顶部 */
    padding: 20px;
    text-align: center;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    border-radius: 10px;
}
.logo {
    width: 130px;
    margin-bottom: 20px;
}
h1 {
    color: #333;
    font-size: 2em; 
    margin-bottom: 20px;
}
label {
    display: block;
    margin-top: 20px; 
    font-size: 1.2em; 
}
select, input {
    font-size: 1.2em; 
    width: 100%; 
    padding: 10px;
    margin-top: 5px;
    box-sizing: border-box;
}
button {
    margin-top: 20px;
    padding: 12px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.2em; 
    width: 33%;
}
button:hover {
    background-color: #45a049;
}
#results {
    margin-top: 20px;
    width: 100%;
}
.result-box {
    padding: 15px;
    margin-bottom: 10px;
    background-color: #f4f4f4;
    border: 1px solid #ddd;
    border-radius: 5px;
    text-align: left; 
}
.red {
    color: red;
}
.blue {
    color: blue;
}