1.在App.vue全局添加样式

  .el-message-box{
    border: none !important;
  }
  .el-message-box__content{
    padding: 20px 15px !important;
  }
  .el-message-box__header {
  background: #b2afb3 !important;
  padding: 10px 15px 10px !important;
}
.el-message-box__title{
  color: #fff !important;
}
.el-message-box__header .el-message-box__headerbtn{
  top: 10px !important;
}
.el-message-box__header .el-message-box__headerbtn .el-message-box__close{
  color: #fff !important;
}

.el-button--primary{
  background: #b2afb3 !important;
  border-color:#b2afb3 !important;
}