body,html{
  background: #FFF;
}
.zt-padd {
  padding-top: 1.49rem;
  padding-bottom: 1.49rem;
}

.zt-magg {
  margin-top: 1.49rem;
  margin-bottom: 1.49rem;
}

.zt-mtop {
  margin-top: 1.49rem;
}

.zt-content p {
  line-height: 1.7em;
}

.zt-banner {
  position: relative;
}

.zt-projecttop {
  position: relative;
  padding-bottom: 0.43rem;
  z-index: 1;
}
.zt-projecttop .pic {
  width: 100%;
  box-sizing: border-box;
  margin-top: 1.2rem;
}
.zt-projecttop .txt {
  width: 100%;
}
.zt-projecttop .txt h1 {
  font-size: 0.9rem;
  font-weight: bold;
  text-transform: uppercase;
  line-height: 1.3em;
  padding-right: 0.6rem;
  padding-left: 0.21rem;
}
.zt-projecttop .txt h1 span {
  display: block;
}
.zt-projecttop .txt h1 .h1 i {
  display: inline-block;
  width: 0.47rem;
  height: 0.47rem;
  background: #D32121;
  vertical-align: top;
  margin-left: 0.34rem;
  margin-top: -0.13rem;
}
.zt-projecttop .txt h1 .h1::after {
  content: "";
  display: inline-block;
  width: 0.3rem;
  height: 0.3rem;
  background: #D32121;
  opacity: 0.62;
  margin-left: 0.11rem;
  vertical-align: middle;
}
.zt-projecttop .txt h1 .h2 {
  text-align: right;
}
.zt-projecttop .txt h1 .h2::before {
  content: "";
  display: inline-block;
  width: 0.51rem;
  height: 0.51rem;
  background: #D32121;
  margin-right: 0.43rem;
}
.zt-projecttop .txt .txtcon {
  margin-top: 1rem;
}

.zt-projecttop-img img {
  width: 31.27%;
}

.zt-titbox {
  text-align: center;
  margin-bottom: 1.07rem;
}
.zt-titbox i::before {
  content: "";
  display: inline-block;
  width: 0.47rem;
  height: 0.47rem;
  background: #D32121;
  vertical-align: top;
  margin-top: -0.11rem;
}
.zt-titbox i::after {
  content: "";
  display: inline-block;
  width: 0.3rem;
  height: 0.3rem;
  background: #D32121;
  opacity: 0.62;
  vertical-align: middle;
  margin-left: 0.04rem;
  margin-right: 0.43rem;
  margin-top: -0.11rem;
}
.zt-titbox h2 {
  font-size: 0.98rem;
  font-weight: bold;
  text-transform: uppercase;
  display: inline-block;
  line-height: 1.2em;
}
.zt-titbox h2::after {
  content: "";
  display: inline-block;
  width: 0.51rem;
  height: 0.51rem;
  background: #D32121;
  vertical-align: middle;
  margin-left: 0.43rem;
}

.zt-tit2 {
  margin-bottom: 1.07rem;
}
.zt-tit2 h3 {
  font-size: 0.76rem;
  font-weight: bold;
  display: inline-block;
  color: #D32121;
}
.zt-tit2 h3 span {
  font-size: 0.73rem;
  margin-right: 0.21rem;
  color: #1A1A1A;
}

.zt-demo {
  position: relative;
  padding-bottom: 1.07rem;
}
.zt-demo .pic {
  width: 100%;
}
.zt-demo > .txt {
  width: 100%;
}
.zt-demo > .txt h4 {
  font-size: 0.68rem;
  font-weight: bold;
  padding-left: 0.49rem;
  position: relative;
  margin-bottom: 0.53rem;
  margin-top: 1.07rem;
}
.zt-demo > .txt h4::before {
  content: "";
  display: block;
  width: 0.19rem;
  height: 0.6rem;
  background: #D32121;
  position: absolute;
  left: 0;
  top: 0.2em;
}
.zt-demo > .txt ul li {
  padding-left: 15px;
  margin-top: 1.2em;
  position: relative;
  line-height: 1.7em;
}
.zt-demo > .txt ul li::before {
  content: "";
  width: 0.24rem;
  height: 0.24rem;
  background: #D32121;
  border-radius: 50%;
  display: block;
  position: absolute;
  left: 0;
  top: 0.7em;
}

.zt-demotxt {
  padding-top: 1.07rem;
  box-sizing: border-box;
}
.zt-demotxt .txt {
  border: 2px solid #D32121;
  padding: 0.64rem 0.85rem;
  position: relative;
}
.zt-demotxt .txt h5 {
  font-size: 0.65rem;
  font-weight: bold;
}
.zt-demotxt .txt span {
  color: #D32121;
  width: 1.22rem;
  height: 1.02rem;
  display: inline-block;
  position: absolute;
}
.zt-demotxt .txt .start {
  background: url(../images/left.png) no-repeat;
  left: -0.53rem;
  top: -0.58rem;
  background-size: 100% 100%;
}
.zt-demotxt .txt .end {
  background: url(../images/right.png) no-repeat;
  right: -0.53rem;
  bottom: -0.49rem;
  background-size: 100% 100%;
}

.zt-waste .pic {
  width: 100%;
}
.zt-waste .txt {
  width: 100%;
  margin-top: 1.07rem;
}
.zt-waste .txt .tit {
  font-weight: bold;
  font-size: 0.73rem;
  margin-bottom: 0.75rem;
}
.zt-waste .txt .tit h3 {
  text-align: right;
  margin-top: 0.26rem;
  padding-right: 0.64rem;
}
.zt-waste .txt .tit h3 span {
  display: inline-block;
  position: relative;
  padding: 0.3rem 0;
  font-size: 0.73rem;
  color: #FFF;
  padding-left: 0.64rem;
  padding-right: 0.3rem;
  font-weight: bold;
  background: #D32121;
  z-index: 1;
}
.zt-waste .txt .tit h3 span::before {
  content: "";
  display: block;
  position: absolute;
  width: 0.45rem;
  right: -0.44rem;
  top: 0;
  height: 100%;
  background: url(../images/titbg.png) no-repeat;
  background-size: 100% 100%;
}

.zt-tit3 {
  margin-top: 0.64rem;
  margin-bottom: 0.43rem;
}
.zt-tit3 h4 {
  display: inline-block;
  background: #D32121;
  font-size: 0.64rem;
  font-weight: bold;
  color: #FFF;
  padding-left: 0.32rem;
  padding-right: 0.32rem;
  padding-top: 0.17rem;
  padding-bottom: 0.17rem;
  position: relative;
}
.zt-tit3 h4::before {
  content: "";
  position: absolute;
  display: block;
  width: 0.49rem;
  height: 100%;
  background: url(../images/titbg.png) no-repeat;
  background-size: 100% 100%;
  right: -0.47rem;
  top: 0;
}

.zt-titm3 {
  margin-top: 1.07rem;
}

.zt-deliver p {
  margin-top: 1em;
}
.zt-deliver .pic img {
  width: 31.6%;
  margin-top: 0.64rem;
}

.zt-demo2 .pic {
  width: 100%;
}
.zt-demo2 > .txt {
  margin-top: 0.4rem;
  width: 100%;
}

.zt-opera {
  margin-top: 0.96rem;
  align-items: flex-start;
}
.zt-opera .pic {
  width: 100%;
}
.zt-opera .txt {
  width: 100%;
  margin-top: 1.07rem;
}
.zt-opera .txt p {
  line-height: 2em;
}
.zt-opera .txt p b {
  font-size: 0.65rem;
}
.zt-opera .txt h4 {
  font-size: 0.68rem;
  font-weight: bold;
  padding-left: 0.49rem;
  position: relative;
  margin-bottom: 0.32rem;
}
.zt-opera .txt h4::before {
  content: "";
  display: block;
  width: 0.19rem;
  height: 0.6rem;
  background: #D32121;
  position: absolute;
  left: 0;
  top: 0.2em;
}

.zt-operapic {
  width: 100%;
  background: #FFF;
  padding-top: 0.4rem;
  position: relative;
  z-index: 2;
}
.zt-operapic img {
  width: 48.5%;
  margin-top: 0.43rem;
}

.zt-success {
  margin-top: 1.07rem;
}
.zt-success .left {
  width: 100%;
}
.zt-success .left h5 {
  font-size: 0.68rem;
  font-weight: bold;
  margin-bottom: 0.85rem;
}
.zt-success .left ul li {
  line-height: 1.7em;
  margin-bottom: 0.53rem;
  padding-left: 0.58rem;
  position: relative;
}
.zt-success .left ul li b {
  font-size: 0.66rem;
}
.zt-success .left ul li::before {
  content: "";
  display: block;
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 0.22rem;
  height: 0.22rem;
  background: #D32121;
  border-radius: 50%;
}
.zt-success .right {
  width: 100%;
  margin-top: 1.07rem;
}
.zt-success .right p {
  margin-top: 1.5em;
}