.container {
  display: grid;
  grid-template-columns: 1fr 1024px 1fr;
  grid-template-rows: 100px 1fr 64px;
  gap: 0px 0px;
  grid-auto-flow: row;
  grid-template-areas:
    "top top top"
    "sidebar-left main sidebar-right"
    "footer footer footer";
}

.main {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr;
  grid-template-rows: 64px 1fr;
  gap: 0px 0px;
  grid-template-areas:
    "logo logo logo . . . . nav nav nav nav nav nav nav nav"
    "item1 item1 item1 item1 item2 item2 item2 item2 item2 item2 item2 item2 item3 item3 item3";
  grid-area: main;
}

.item1 {
  display: grid;
  grid-template-columns: 50px 1fr 100px;
  grid-template-rows: 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr;
  gap: 0px 0px;
  grid-area: item1;
}
.piece1 {
  justify-self: end;
  grid-area: 5 / 3 / 10 / 4;
}
.piece2 {
  background: url(../images/dec-point2.png) repeat;
  grid-area: 4 / 2 / 8 / 3;
}
.piece3 {
  align-self: end;
  grid-area: 5 / 2 / 8 / 3;
}
.piece4 {
  grid-area: 8 / 2 / 9 / 3;
}
.piece5 {
  background: url(../images/dec-point2.png) repeat;
  width: 137px;
  height: 44px;
  align-self: center;
  grid-area: 10 / 2 / 12 / 4;
}

.item2 {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 60px 1fr 150px;
  gap: 0px 0px;
  grid-template-areas:
    "."
    "main-box"
    ".";
  grid-area: item2;
}
.main-box {
  display: grid;
  grid-template-columns: 24px 7fr 1fr 1fr 1fr;
  grid-template-rows: 110px 1fr 40px;
  gap: 0px 0px;
  grid-area: main-box;
}
.piece10 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  grid-template-rows: 1fr 1fr 1fr 1fr 1fr;
  gap: 0px 0px;
  grid-template-areas:
    ". . . ."
    ". . . letter_sg"
    ". . . letter_sg"
    ". . . letter_service"
    ". . . letter_service";
  background: #1869ff;
  grid-area: 2 / 1 / 3 / 6;
}
.letter_sg {
  grid-area: letter_sg;
}
.letter_service {
  justify-self: center;
  grid-area: letter_service;
}
.introduce {
  background: #fff;
  border: 10px solid #57a5f8;
  box-shadow: 10px 10px 20px rgb(0 29 84 / 30%);
  max-height: 435px;
  margin-bottom: 30px;
  color: #191919;
  grid-area: 1 / 2 / 3 / 3;
}

.item3 {
  display: grid;
  grid-template-columns: 60px 1fr;
  grid-template-rows: 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr;
  gap: 0px 0px;
  grid-area: item3;
}
.piece6 {
  background: url(../images/dec-point2.png) repeat;
  grid-area: 5 / 2 / 8 / 3;
}
.piece7 {
  align-self: end;
  grid-area: 5 / 2 / 8 / 3;
}
.piece8 {
  align-self: center;
  grid-area: 8 / 2 / 10 / 3;
}
.piece9 {
  background: url(../images/dec-point2.png) repeat;
  width: 137px;
  height: 44px;
  align-self: center;
  grid-area: 11 / 2 / 13 / 3;
}

.contentbox {  
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr;
  gap: 0px 0px;
  grid-auto-flow: row;
  grid-template-areas:
    "title"
    "box"
    "box"
    "box"
    "box"
    "box"
    "box"
    "box";
  overflow-y: scroll;
  height: 365px;
}

.contentbox>div:first-child{
  margin:16px 0 ;
}

.title { 
  grid-area: title; 
  align-self: center; 
}

.box { grid-area: box; }


.contentbox .box{
  padding: 16px 32px;
}

.avatar-container {  
  width: 120px;  /* 你可以根据需要调整这个值 */  
  height: 120px;  /* 你可以根据需要调整这个值 */  
  border: 4px solid #5e81e6;  
  border-radius: 50%;  
  justify-self: center; 
  overflow: hidden;  
}  

.avatar-image {  
  background-color: #d4dde6;
  width: 100%;  
  height: 100%;  
  object-fit: cover;  
}