/* s1 */
@media only screen and (min-device-width:1200px) {
.s1 {
  position: relative;
  padding: 60px 0;
}
.s1 ._t {
  position: absolute;
  top: 0;
  left: 50%;
  margin-left: -690px;
  width: 566px;
  height: 177px;
  background: url(./img/t1.png) 0 0 no-repeat;
  background-size: 100% auto;
  font-size: 0;
}
.s1_cont {
  margin: 100px auto 0;
  width: 1115px;
}

/* s2 */
.s2 {
  position: relative;
  background: url(./img/s2-b.png) center 0 no-repeat;
  background-size: 100% auto;
  padding: 60px 0;
}
.s2 ._t {
  position: absolute;
  top: 0;
  left: 50%;
  margin-left: -666px;
  width: 566px;
  height: 177px;
  background: url(./img/t2.png) 0 0 no-repeat;
  background-size: 100% auto;
  font-size: 0;
}
.s2_cont {
  margin-top: 100px;
}
}
@media only screen and (max-device-width:1199px) {
    .connect p {
        padding: 0 0.3rem 0 0.5rem;
        line-height: 24px;
        position: relative;
        letter-spacing: 1px;
        font-size: 14px;
    }
    .connect p::before {
        content: "";
        display: block;
        width: 4px;
        height: 4px;
        border-radius: 50%;
        background: #406bd4;
        position: absolute;
        left: 0.3rem;
        top: 9px;
    }
}