.miao{
    color: lightblue;
}
.head{
    height: 250px;
    display: grid;
    place-items: center;
    color: white;
    font-family: sans-serif;
}
.background{
    margin: 0px;
    height: 100%;
    width: 100%;
    background:
            radial-gradient(circle at 0% 0%, #5bcffa, transparent 30%),
            radial-gradient(circle at 80% 90%, #f5abb9, transparent 80%);
}
.themeBtn{
    position: absolute;
    top: 4%;
    right: 4%;
}
.cards{
    margin: 5%;
    display: flex;
    flex-wrap: wrap;
    gap:16px;
}
.card{
    width: 240px;
    padding: 8px 32px;
    border-radius: 24px;
    background:#fff3;
    backdrop-filter: blur(20px);
    border: 1px solid #fff7;
}