semi-design/packages/semi-animation-react/_story/auto/style.scss

.semi-animation-react-demo-auto {
    button {
        height: 50px;
        border: 0;
        cursor: pointer !important;
        background: #777;
        color: white;
        outline: none;
        -webkit-appearance: none;
    }

    button:hover {
        background: #878787;
    }

    .auto-main {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        grid-template-rows: auto 1fr;
        background: #575757;
    }

    .content {
        grid-column: span 3;
    }

    .item {
        background: indianred;
        width: 100%;
        overflow: hidden;
        color: white;
    }

    .item p {
        margin: 0;
        padding: 10px;
    }
}