diff --git a/src/components/picker/datepicker.css.ts b/src/components/picker/datepicker.css.ts
index 1dfa8aa..502534d 100644
--- a/src/components/picker/datepicker.css.ts
+++ b/src/components/picker/datepicker.css.ts
@@ -1,10 +1,6 @@
 import {css} from 'lit'
 
 export default css`
-  /* 滚轮被选项透明化，防止遮挡 */
-  .hasSelected {
-    opacity: 0;
-  }
   .p-scroll {
     position: fixed;
     bottom: 0;
@@ -203,6 +199,7 @@ export default css`
     margin: 0;
     padding: 0;
     position: relative;
+    opacity: 0;
   }
   .p-select-list,
   .p-select-wheel,
@@ -235,7 +232,6 @@ export default css`
     /* z-index: 100; */
     pointer-events: none;
     box-sizing: border-box;
-    background: linear-gradient( 134.78deg, #f7f5f7 2.34%, #fafafa 34.11%, #e1e4f2 100% );
   }
   .p-select-line:before,
   .p-select-line:after {
@@ -244,7 +240,7 @@ export default css`
     top: 0;
     left: 0;
     right: 0;
-    height: 1px;
+    /* height: 1px; */
     -webkit-transform: scaleY(0.5);
     background: #a5a5a5;
   }
@@ -483,4 +479,10 @@ export default css`
     top: 29px;
     left: 532px;
   }
+  /* 滚轮不选项透明化 */
+  .hasSelected {
+    opacity: 1;
+    font-size: 36px !important;
+    color: #1d98f0 !important;
+  }
 `
diff --git a/src/components/picker/datepicker.ts b/src/components/picker/datepicker.ts
index dfb2081..70ec642 100644
--- a/src/components/picker/datepicker.ts
+++ b/src/components/picker/datepicker.ts
@@ -370,7 +370,7 @@ export class PickerBase extends LitElement {
     function getVal(
       pos: number,
       data: itemdate[],
-      infinite: boolean,
+      // infinite: boolean,
       selectedIdx: number
     ) {
       let len = data.length,
@@ -411,7 +411,7 @@ export class PickerBase extends LitElement {
       }, 300)
     }
     class Scroll {
-      el: any = 'test'
+      el: any
       wheel: any
       index: any
       opt: any
@@ -708,7 +708,7 @@ export class PickerBase extends LitElement {
         let res = getVal(
           this.opt.scrollY,
           this.opt.data,
-          this.opt.infinite,
+          // this.opt.infinite,
           this.opt.selectedIdx
         )
         _this.rs.result[this.index] = res
@@ -805,7 +805,7 @@ export class PickerBase extends LitElement {
         let res = getVal(
           scroll.opt.scrollY,
           scroll.opt.data,
-          scroll.opt.infinite,
+          // scroll.opt.infinite,
           scroll.opt.selectedIdx
         )
         _this.rs.result.push(res)
diff --git a/src/components/picker/svg/check.svg b/src/components/picker/svg/check.svg
new file mode 100644
index 0000000..3e07e57
--- /dev/null
+++ b/src/components/picker/svg/check.svg
@@ -0,0 +1,3 @@
+<svg width="48" height="48" viewBox="0 0 48 48" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M8.5 25L19.52 35L40 13" stroke="#1D98F0" stroke-width="3" stroke-linecap="square" stroke-linejoin="round"/>
+</svg>
diff --git a/src/components/picker/svg/close_lm.svg b/src/components/picker/svg/close_lm.svg
new file mode 100644
index 0000000..d77fcd1
--- /dev/null
+++ b/src/components/picker/svg/close_lm.svg
@@ -0,0 +1,3 @@
+<svg width="48" height="48" viewBox="0 0 48 48" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M13 35L35 13M13 13L35 35" stroke="#4D4D4D" stroke-width="3" stroke-linecap="square" stroke-linejoin="round"/>
+</svg>