#dituContent {
  margin: 0 auto;
}

.ser_cont {
  width: 1200px;
  margin: 0 auto;
}

.ser_cont input {
  width: 200px;
  height: 30px;
  margin: 10px 30px 10px 5px;
  text-transform: none;
  outline: none;
  font-size: 16px;
}

.sub {
  margin-top: 15px;
  background: #ebebeba9;
  padding: 20px 40px;
}

.sub span {
  font-size: 16px;
}

.ipt1 {
  width: 520px;
  height: 150px;
  margin: 10px 30px 10px 5px;
  text-transform: none;
  outline: none;
  font-size: 16px;
}

.btn {
  width: 50px;
  height: 25px;
  font-size: 16px;
  text-align: center;
  line-height: 22px;
}

.cont_pe {
  height: 50px;
}

.sub,
.ser_desc {
  float: left;
}

.ser_desc {
  width: 483px;
  height: 276px;
  margin-top: 15px;
  background: #ebebeba9;
  padding: 20px 40px;
}

.ser_desc p {
  line-height: 30px;
}

.ser_pic {
  width: 483px;
  height: 210px;
}

.ser_pic li {
  width: 150px;
  height: 150px;
  float: left;
  margin: 20px;
}

.ser_pic li img {
  width: 100%;
  height: 100%;
}