diff --git a/packages/design/components/Card/index.scss b/packages/design/components/Card/index.scss
index 16a91f4..cef1b7e 100644
--- a/packages/design/components/Card/index.scss
+++ b/packages/design/components/Card/index.scss
@@ -68,7 +68,7 @@ $cardmax: calc(var(--card-maxLength, 100%) * 20px);
         font-size: 11px;
         line-height: 17px;
         text-align: left;
-        color: #cbcbcb;
+        color: #333333;
         vertical-align: center;
       }
     }
@@ -102,6 +102,7 @@ $cardmax: calc(var(--card-maxLength, 100%) * 20px);
         max-height: $cardmin;
         text-align: justify;
         position: relative;
+        color: #222222;
         &::before {
           content: '';
           float: right;
diff --git a/packages/design/components/Popover/index.scss b/packages/design/components/Popover/index.scss
index 6b7d166..9c31bcf 100644
--- a/packages/design/components/Popover/index.scss
+++ b/packages/design/components/Popover/index.scss
@@ -1,6 +1,7 @@
 @import '../constants.scss';
 .#{$prefix}-trigger {
   cursor: pointer;
+  color: #000000;
 }
 
 .#{$prefix}-popover {
diff --git a/packages/design/components/Transition/index.scss b/packages/design/components/Transition/index.scss
new file mode 100644
index 0000000..9c31bcf
--- /dev/null
+++ b/packages/design/components/Transition/index.scss
@@ -0,0 +1,30 @@
+@import '../constants.scss';
+.#{$prefix}-trigger {
+  cursor: pointer;
+  color: #000000;
+}
+
+.#{$prefix}-popover {
+  position: absolute;
+  max-width: 200px;
+  z-index: 2;
+  color: white;
+  background-color: rgba($color: #000000, $alpha: 0.9);
+  padding: 9px 10px;
+  border-radius: 6px;
+  transition: opacity 0.3s;
+  font-size: 14px;
+
+  ::before {
+    content: '';
+    position: absolute;
+    left: var(--arrowX);
+    top: var(--arrowY);
+    display: var(--arrowShow);
+    width: 10px;
+    height: 10px;
+    transform: rotate(45deg);
+    z-index: -1;
+    background-color: black;
+  }
+}
diff --git a/packages/design/components/Transition/index.tsx b/packages/design/components/Transition/index.tsx
new file mode 100644
index 0000000..4f430f3
--- /dev/null
+++ b/packages/design/components/Transition/index.tsx
@@ -0,0 +1,302 @@
+import React, { useEffect, useRef, useState } from 'react';
+import useUnmountedRef from '../utils/useUnmountedRef';
+import usePrevious from '../utils/usePrevious';
+const TransitionGroupContext = React.createContext(null);
+
+export type timeoutType = number | { enter?: number; exit?: number; appear?: number };
+
+export interface TransitionPropTypes {
+  /**
+   * 用来控制进场、出场状态切换
+   * 默认为 false
+   */
+  in?: boolean;
+  /**
+   *  子组件，是一个函数或者ReactNode，
+   *  如果为函数时其接受参数为刚刚介绍到的entering、entered 、exiting、exited 四个状态值
+   */
+  children?: React.ReactNode | ((status: string) => React.ReactNode);
+  /**
+   * 动画执行时间
+   */
+  timeout: timeoutType;
+  /**
+   * 首次挂载是是否展示动画
+   */
+  appear?: boolean;
+  /**
+   * 是否展示进场动画
+   */
+  enterAnimation?: boolean;
+  /**
+   * 是否展示出场动画
+   */
+  exitAnimation?: boolean;
+  /**
+   * exit状态时是否卸载组件
+   */
+  unmountOnExit?: boolean;
+  /**
+   * 初始化时是否卸载组件
+   */
+  mountOnEnter?: boolean;
+  /**
+   * 进场动画执行前调用
+   */
+  onEnter?: (node?: Element, isAppearing?: boolean) => void;
+  /**
+   * 进场动画执行中调用
+   */
+  onEntering?: (node?: Element, isAppearing?: boolean) => void;
+  /**
+   *    进场动画执行完毕调用
+   */
+  onEntered?: (node?: Element, isAppearing?: boolean) => void;
+  /**
+   *    退场动画开始执行时调用
+   */
+  onExit?: (node?: Element) => void;
+  /**
+   *    退场动画执行中时调用
+   */
+  onExiting?: (node?: Element) => void;
+  /**
+   *    退场动画执行完毕调用
+   */
+  onExited?: (node?: Element) => void;
+}
+
+export enum StatusEnum {
+  UNMOUNTED = 'unmounted',
+  EXITED = 'exited',
+  ENTERING = 'entering',
+  ENTERED = 'entered',
+  EXITING = 'exiting',
+}
+
+const Transition: React.FC<TransitionPropTypes> = ({
+  children,
+  onEnter = () => {},
+  onEntering = () => {},
+  onEntered = () => {},
+  onExit = () => {},
+  onExiting = () => {},
+  onExited = () => {},
+  in: _in = true, // 获取外部传入的in，代表组件是否展示
+  timeout: preTimeout,
+  appear = false, // 第一次加载时，是否需要进场动画
+  enterAnimation = true,
+  exitAnimation = true,
+  mountOnEnter = false,
+  unmountOnExit = false,
+  ...childProps
+}) => {
+  // 获取上下文
+  const initialStatus = useRef<StatusEnum | null>(null); // 初始状态
+  const appearStatus = useRef<StatusEnum | null>(null); // 初始状态
+
+  // const { initialStatus, appearStatus } = getInitStatus(_in, appear);
+
+  const [status, setStatus] = useState<StatusEnum | null>(initStatus()); // 设置初始化状态
+
+  const unmountedRef = useUnmountedRef(); // 判断当前组件是否已被卸载
+  const inRef = useRef<boolean | null>(null); // 用于props的in
+  const isMountingRef = useRef<boolean>(false); // 用于props的in
+
+  const nextStatusRef = useRef<StatusEnum | null>(null); // 预设下一个状态，便于取消之前已失效的safeSetStatus
+
+  const preStatus = usePrevious(status);
+
+  const timeouts = getFormateTimeouts(preTimeout); // 规范化后的时间，包括进场时间、退场时间、首次挂载进场时间
+
+  // 控制 Transition 的子组件在首次挂载的时候是否执行进场动画
+  useEffect(() => {
+    let isMounting = false;
+    if (initialStatus.current === StatusEnum.EXITED && appearStatus.current === StatusEnum.ENTERING) {
+      isMounting = appear;
+      isMountingRef.current = appear;
+    }
+    updateStatus(appearStatus.current, isMounting);
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, []);
+
+  // in 变化时组件状态
+  useEffect(() => {
+    // 初次挂载时，不执行
+    if (isMountingRef.current) {
+      return;
+    }
+
+    if (status === StatusEnum.UNMOUNTED) {
+      if (_in) {
+        setStatus(StatusEnum.EXITED); // 从卸载 unmounted 转为 exits
+      }
+      return;
+    }
+
+    // 状态为exited且需要卸载
+    if (
+      inRef.current === _in &&
+      status === StatusEnum.EXITED &&
+      (preStatus === StatusEnum.ENTERED || preStatus === StatusEnum.EXITING) &&
+      unmountOnExit
+    ) {
+      setStatus(StatusEnum.UNMOUNTED);
+      return;
+    }
+
+    let nextStatus = null; // status 下一个要变化的状态
+
+    // 若in的值改变
+    if (inRef.current !== _in) {
+      if (_in) {
+        // 变为「加载中」，执行加载动画
+        if (status !== StatusEnum.ENTERING && status !== StatusEnum.ENTERED) {
+          nextStatus = StatusEnum.ENTERING;
+        }
+      } else {
+        // 变为「退场中」，执行加载动画
+        if (status === StatusEnum.ENTERING || status === StatusEnum.ENTERED) {
+          nextStatus = StatusEnum.EXITING;
+        }
+      }
+    }
+    inRef.current = _in;
+    updateStatus(nextStatus); // 更新status状态，若为null可能是要卸载
+  }, [_in, status]);
+
+  function initStatus(): StatusEnum | null {
+    let _initialStatus = StatusEnum.EXITED; // 初始状态，默认 exited
+    let _appearStatus = null; // 首次出现的状态，即 initialStatus 需要切换的下一个状态
+    if (_in) {
+      if (appear) {
+        // 首次挂载需要进场动画
+        _initialStatus = StatusEnum.EXITED;
+        _appearStatus = StatusEnum.ENTERING;
+      } else {
+        _initialStatus = StatusEnum.ENTERED;
+      }
+    } else {
+      if (unmountOnExit || mountOnEnter) {
+        _initialStatus = StatusEnum.UNMOUNTED; // 初始时未挂载
+      } else {
+        _initialStatus = StatusEnum.EXITED;
+      }
+    }
+    appearStatus.current = _appearStatus;
+    initialStatus.current = _initialStatus;
+
+    return _initialStatus;
+  }
+
+  /** 更新 Status 和动画 */
+  const updateStatus = (nextStatus: StatusEnum | null, isMounting = false) => {
+    if (nextStatus !== null) {
+      if (nextStatus === StatusEnum.ENTERING) {
+        performEnter(isMounting); // 执行进场
+      } else if (nextStatus === StatusEnum.EXITING) {
+        performExit(); // 执行退场
+      }
+    }
+  };
+
+  /** 设置status并执行回调，确保在组件卸载后或组件状态变更后不会执行回调 */
+  const safeSetStatus = (newStatus: StatusEnum | null, callback?: { (): void }) => {
+    nextStatusRef.current = newStatus; // 先预设下一个状态，保证每次执行的callback都是最新的
+    setStatus(newStatus);
+
+    // 如果组件未被卸载
+    if (unmountedRef && callback) {
+      callback();
+    }
+  };
+
+  /** 进场动画 isMounting表示是否为首次挂载 */
+  const performEnter = (isMounting = false) => {
+    const enterTimeout = isMounting && appear ? timeouts.appear : timeouts.enter;
+
+    onEnter?.();
+    if (!enterAnimation) {
+      // 不执行进场动画，直接跳转到entered状态
+      safeSetStatus(StatusEnum.ENTERED, () => {
+        onEntered?.();
+        if (isMounting) isMountingRef.current = false;
+      });
+      return;
+    }
+
+    // 先更新状态为ENTERING，然后在指定时间后更新状态为 StatusEnum.ENTERED
+    safeSetStatus(StatusEnum.ENTERING, () => {
+      onEntering?.();
+      onTransitionEnd(enterTimeout, StatusEnum.ENTERING, () => {
+        safeSetStatus(StatusEnum.ENTERED, () => {
+          onEntered?.();
+          if (isMounting) isMountingRef.current = false;
+        });
+      });
+    });
+  };
+
+  /** 执行退场相关操作 */
+  const performExit = () => {
+    onExit?.();
+
+    if (!exitAnimation) {
+      // 不执行出场动画，直接跳转到exited状态
+      safeSetStatus(StatusEnum.EXITED, () => {
+        onExited?.();
+        if (unmountOnExit) updateStatus(null); // 卸载组件
+      });
+      return;
+    }
+
+    // 先更新状态为EXITING、然后在指定时间后将状态更新为 StatusEnum.EXITED
+    safeSetStatus(StatusEnum.EXITING, () => {
+      onExiting?.();
+      onTransitionEnd(timeouts.exit, StatusEnum.EXITING, () => {
+        safeSetStatus(StatusEnum.EXITED, () => {
+          onExited?.();
+          if (unmountOnExit) updateStatus(null); // 卸载组件
+        });
+      });
+    });
+  };
+
+  /** 在指定时间后执行callback */
+  const onTransitionEnd = (timeout: number | null, nextStatus: StatusEnum, callback: any) => {
+    if (timeout !== null && !unmountedRef.current) {
+      setTimeout(() => {
+        if (nextStatus !== nextStatusRef.current) return; // 如果状态已经改变，不执行callback
+        callback();
+      }, timeout);
+    }
+  };
+
+  /** 统一转化timeout格式 */
+  function getFormateTimeouts(timeout: timeoutType | null) {
+    let exit, enter, appear;
+    exit = enter = appear = timeout;
+
+    if (timeout != null && typeof timeout !== 'number') {
+      exit = timeout?.exit;
+      enter = timeout?.enter;
+      appear = timeout?.appear !== undefined ? timeout?.appear : enter;
+    }
+    return { exit, enter, appear } as { enter: number; exit: number; appear: number };
+  }
+
+  // 卸载状态
+  if (status === StatusEnum.UNMOUNTED) {
+    return null;
+  }
+
+  return (
+    <TransitionGroupContext.Provider value={null}>
+      {typeof children === 'function'
+        ? children(status as StatusEnum)
+        : React.cloneElement(React.Children.only(children) as React.ReactElement, childProps)}
+    </TransitionGroupContext.Provider>
+  );
+};
+
+export default Transition;
diff --git a/packages/design/components/utils/usePrevious.ts b/packages/design/components/utils/usePrevious.ts
new file mode 100644
index 0000000..d5dce84
--- /dev/null
+++ b/packages/design/components/utils/usePrevious.ts
@@ -0,0 +1,19 @@
+import { useRef } from 'react';
+
+export type ShouldUpdateFunc<T> = (prev: T | undefined, next: T) => boolean;
+
+const defaultShouldUpdate = <T>(a?: T, b?: T) => !Object.is(a, b);
+
+function usePrevious<T>(state: T, shouldUpdate: ShouldUpdateFunc<T> = defaultShouldUpdate): T | undefined {
+  const prevRef = useRef<T>();
+  const curRef = useRef<T>();
+
+  if (shouldUpdate(curRef.current, state)) {
+    prevRef.current = curRef.current;
+    curRef.current = state;
+  }
+
+  return prevRef.current;
+}
+
+export default usePrevious;
diff --git a/packages/design/components/utils/useUnmountedRef.ts b/packages/design/components/utils/useUnmountedRef.ts
new file mode 100644
index 0000000..e9cd13b
--- /dev/null
+++ b/packages/design/components/utils/useUnmountedRef.ts
@@ -0,0 +1,15 @@
+import { useEffect, useRef } from 'react';
+
+/* 获取当前组件是否还挂载的ref */
+const useUnmountedRef = () => {
+  const unmountedRef = useRef(false);
+  useEffect(() => {
+    unmountedRef.current = false; // 默认为 true
+    return () => {
+      unmountedRef.current = true; // 组件被卸载后，返回 false
+    };
+  }, []);
+  return unmountedRef;
+};
+
+export default useUnmountedRef;