view中的text水平垂直居中：
.viewStyle {
display: flex;
align-items: center;
justify-content: center;
height: 108wx;
width: 108wx;
margin-left: 177wx;
background-color: #F2F2F2;
border-radius: 100wx;
visibility: visible;
}
.textStyle{
font-family: Delivery;
font-size: 38px;
line-height: 60px;
}