ion-content {
    height: calc(100vh - 121px) !important;
}

.introduction {
    padding: 0%;
    margin: 0%;
    font-size: 0.6rem;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    text-overflow: ellipsis;

}

// 测试