diff --git a/LibManagementSystem/book_info.cpp b/LibManagementSystem/book_info.cpp
index 844f9611252ec20ec678460e8c10d8e9e8a4afae..c65110eb1c998eeba0daabab1d4a8f7ddc94f23b 100644
--- a/LibManagementSystem/book_info.cpp
+++ b/LibManagementSystem/book_info.cpp
@@ -2,19 +2,30 @@
 #include "ui_book_info.h"
 #include<QMessageBox>
 #include<QDate>
+#include<QDebug>
+#include<QFontMetrics>
 book_info::book_info(User *u,Book v,QHash<QString,QPixmap*>*Pixmap,QWidget *parent) :
     QDialog(parent),ui(new Ui::book_info),pixmap(Pixmap),
     book(v),user(u)
 {
     ui->setupUi(this);
-    ui->oau->setText(v.author);
     ui->odat->setText(v.printdate);
-    ui->ona->setText(v.name);
-    ui->omo->setText(v.isbn_code);
+    QFontMetrics fontMetrics1 = QFontMetrics(ui->ona->font());
+    QString q = fontMetrics1.elidedText(v.name, Qt::ElideRight, 161);
+    ui->ona->setText(q);
+    QFontMetrics fontMetrics2 = QFontMetrics(ui->oau->font());
+    q = fontMetrics2.elidedText(v.author, Qt::ElideRight, 161);
+    ui->oau->setText(q);
+    QFontMetrics fontMetrics4 = QFontMetrics(ui->omo->font());
+    q = fontMetrics4.elidedText(v.isbn_code, Qt::ElideRight, 161);
+    ui->omo->setText(q);
     ui->olib->setText(toQstring(v.lib_code));
     ui->opri->setText(toQstring(v.price));
+    ui->odis->setWordWrap(true);
     ui->odis->setText(v.description);
-    ui->opre->setText(v.press);
+    QFontMetrics fontMetrics3 = QFontMetrics(ui->opre->font());
+    q = fontMetrics3.elidedText(v.press, Qt::ElideRight, 161);
+    ui->opre->setText(q);
     ui->onu->setText(toQstring(v.num));
     ui->oty->setText(v.type);
 }
diff --git a/LibManagementSystem/book_info.ui b/LibManagementSystem/book_info.ui
index 78922e78850e1f5d8b0b88c3fa93f9d43bea80f2..4d234de0a82f6af8acf8b6d9a1fb0964291dc3a6 100644
--- a/LibManagementSystem/book_info.ui
+++ b/LibManagementSystem/book_info.ui
@@ -132,7 +132,7 @@
    </property>
    <property name="font">
     <font>
-     <pointsize>15</pointsize>
+     <pointsize>12</pointsize>
     </font>
    </property>
    <property name="styleSheet">
@@ -159,7 +159,7 @@
    </property>
    <property name="font">
     <font>
-     <pointsize>15</pointsize>
+     <pointsize>12</pointsize>
     </font>
    </property>
    <property name="styleSheet">
@@ -183,7 +183,7 @@
    </property>
    <property name="font">
     <font>
-     <pointsize>15</pointsize>
+     <pointsize>12</pointsize>
     </font>
    </property>
    <property name="styleSheet">
@@ -207,7 +207,7 @@
    </property>
    <property name="font">
     <font>
-     <pointsize>15</pointsize>
+     <pointsize>12</pointsize>
     </font>
    </property>
    <property name="styleSheet">
@@ -303,7 +303,7 @@
    </property>
    <property name="font">
     <font>
-     <pointsize>15</pointsize>
+     <pointsize>12</pointsize>
     </font>
    </property>
    <property name="styleSheet">
@@ -327,7 +327,7 @@
    </property>
    <property name="font">
     <font>
-     <pointsize>15</pointsize>
+     <pointsize>12</pointsize>
     </font>
    </property>
    <property name="styleSheet">
@@ -351,7 +351,7 @@
    </property>
    <property name="font">
     <font>
-     <pointsize>15</pointsize>
+     <pointsize>12</pointsize>
     </font>
    </property>
    <property name="styleSheet">
@@ -375,7 +375,7 @@
    </property>
    <property name="font">
     <font>
-     <pointsize>15</pointsize>
+     <pointsize>12</pointsize>
     </font>
    </property>
    <property name="styleSheet">
@@ -493,7 +493,7 @@ QPushButton:hover{
    </property>
    <property name="font">
     <font>
-     <pointsize>15</pointsize>
+     <pointsize>12</pointsize>
     </font>
    </property>
    <property name="styleSheet">