app-myapp/src/app/tab1/tab1.page.scss

.red-envelope {
    position: relative;
    width: 199px;
    height: 120px;
    background: linear-gradient(135deg, #ff5c5c 0%, #ff0000 100%);
    border-top-left-radius: 30px;
    border-top-right-radius: 30px;
    color: white;
    padding: 10px;
    box-sizing: border-box;
}

.red-envelope .top {
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 10px;
}

.red-envelope .avatars {
    display: flex;
}

.red-envelope .avatars img {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    margin-right: -10px;
}

.red-envelope .right {
    font-size: 12px;
}

.button {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    padding: 5px 10px;
    background: white;
    color: #ff5c5c;
    border: none;
    border-radius: 5px;
    font-weight: bold;
    cursor: pointer;
}

.bottom {
    position: absolute;
    bottom: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.5);
    color: white;
    padding: 5px;
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
    font-size: 12px;
}