.top-bg-left-container {
    display: grid; 
    flex: 1;
    padding: 0px;
    height: 3.75rem;
    justify-content: flex-start; /* 水平居左 */
    align-items: center; /* 垂直居中 */
    justify-content: flex-start; 
}
.top-bg-right-container {
    display: flex; 
    flex: 1;
    padding: 0px;
    height: 3.75rem;
    align-items: center; /* 垂直居中 */
    justify-content: flex-end; 
}