#dialog-mask {
  position: absolute;
  top: 0;
  left: 0;
  display: none;
  height: 100%;
  width: 100%;
  background-color: rgb(0, 0, 0, 0.7);
}

/* 弹窗 */
#dialog {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  height: 350px;
  width: 500px;
  background-color: #fff;
}

/* 弹窗标题栏 */
#dialog-top {
  display: flex;
  justify-content: flex-start;
  padding-left: 1rem;
  height: 2.5rem;
  line-height: 2.5rem;
}

/* 标题 */
#dialog-top .title {
  display: inline-block;
  flex: 1;
}

/* 关闭按钮 */
#dialog-top .btn.close {
  display: inline-block;
  height: 2.5rem;
  width: 2.5rem;
  background-position: center;
  background-size: 70%;
  background-repeat: no-repeat;
}
#dialog-top .btn.close {
  background-image: url('../image/close.png');
}
#dialog-top .btn.close:hover {
  background-image: url('../image/close_hover.png');
  background-color: #f00;
}

/* 弹窗主体 */
#dialog-content {
  padding: 2rem;
  flex: 1;
  border-top: 1px solid #d3d3d3;
  border-bottom: 1px solid #d3d3d3;
}

/* 表单项 */
#dialog-content .form-item {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  margin-bottom: 0.5rem;
  height: 3rem;
}

/* 输入框标题 */
#dialog-content label {
  display: inline-block;
  height: 100%;
  width: 20%;
  line-height: 3rem;
}

/* 输入框 */
#dialog-content input {
  border: 1px solid #afabab;
  height: calc(100% - 10px);
  width: 70%;
  line-height: 2rem;
  outline: none;
}

/* 按钮 */
#dialog-btns {
  /* height: 2.5rem; */
  display: flex;
  justify-content: flex-end;
}

#dialog-btns .btn {
  background-color: #4caf50; /* Green */
  border: none;
  color: white;
  padding: 4px 8px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  margin: 4px 2px;
  -webkit-transition-duration: 0.4s; /* Safari */
  transition-duration: 0.4s;
  cursor: pointer;
}

#dialog-btns .btn:first-child {
  background-color: white;
  color: black;
  border: 2px solid transparent;
}

#dialog-btns .btn:hover {
  background-color: #008cba;
  color: white;
}

#dialog-btns .btn:last-child {
  background-color: white;
  color: black;
  border: 2px solid transparent;
}

#dialog-btns .btn:last-child:hover {
  background-color: #f00;
  color: white;
}