.header-menu {
  text-shadow: none;
  color: #000;
}
.header-menu-text:before, .header-menu-text:after {
  box-shadow: unset;
  background: #666;
}

.logo {
  -webkit-filter: none;
  filter: none;
}

.main {
  margin-top: 30px;
}

.project-inner {
  padding: 0 50px;
}
.project-name {
  color: #000;
  text-align: center;
  line-height: 1.2;
  opacity: 0;
  -moz-transform: translateY(20px);
  -ms-transform: translateY(20px);
  -webkit-transform: translateY(20px);
  transform: translateY(20px);
  -moz-transition: opacity 0.8s, -moz-transform 0.8s;
  -o-transition: opacity 0.8s, -o-transform 0.8s;
  -webkit-transition: opacity 0.8s, -webkit-transform 0.8s;
  transition: opacity 0.8s, transform 0.8s;
}
.project-name.show {
  opacity: 1;
  -moz-transform: translateY(0px);
  -ms-transform: translateY(0px);
  -webkit-transform: translateY(0px);
  transform: translateY(0px);
}
.project-name .tw {
  letter-spacing: 0.5rem;
}
.project-name .en {
  font-family: "PT Serif", Arial, Helvetica;
  font-style: italic;
  letter-spacing: 0.12rem;
  font-size: 0.875rem;
  margin-top: 8px;
}
.project-content {
  position: relative;
  max-width: calc(1200px - 160px);
  margin: 80px auto 0;
  padding: 80px;
}
.project-grid {
  background: linear-gradient(#f6f6f6 1px, rgba(0, 0, 0, 0) 0%), linear-gradient(90deg, #f6f6f6 1px, rgba(0, 0, 0, 0) 0%);
  background-size: 100% 10px, 10px;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
}
.project-grid:before {
  content: "";
  width: 100%;
  height: 100%;
  border-top: 1px solid #FFF;
  border-left: 1px solid #FFF;
  position: absolute;
  top: 0;
  left: 0;
}
.project-title {
  color: #000;
  letter-spacing: 0.12rem;
  opacity: 0;
  -moz-transform: translateX(20px);
  -ms-transform: translateX(20px);
  -webkit-transform: translateX(20px);
  transform: translateX(20px);
  -moz-transition: opacity 0.8s, -moz-transform 0.8s;
  -o-transition: opacity 0.8s, -o-transform 0.8s;
  -webkit-transition: opacity 0.8s, -webkit-transform 0.8s;
  transition: opacity 0.8s, transform 0.8s;
}
.project-title.show {
  opacity: 1;
  -moz-transform: translateX(0);
  -ms-transform: translateX(0);
  -webkit-transform: translateX(0);
  transform: translateX(0);
}
.project-title.show:after {
  width: 45px;
}
.project-title:after {
  content: "";
  width: 0px;
  height: 1px;
  background: #ccc;
  display: block;
  margin: 20px 0;
  -moz-transition: width 0.8s 0.4s;
  -o-transition: width 0.8s 0.4s;
  -webkit-transition: width 0.8s;
  -webkit-transition-delay: 0.4s;
  transition: width 0.8s 0.4s;
}
.project-title .en {
  font-family: "PT Serif", Arial, Helvetica;
  font-style: italic;
}
.project-title .tw {
  font-size: 0.875rem;
}
.project-image {
  max-width: 1200px;
  margin: 80px auto 0;
  position: relative;
}
.project-image.show:before {
  clip-path: polygon(0% 0%, 100% 0%, 100% 100%, 0% 100%);
}
.project-image:before {
  content: "";
  width: 40px;
  height: 1px;
  background: #ccc;
  position: absolute;
  top: -40px;
  left: 50%;
  clip-path: polygon(50% 0%, 50% 0%, 50% 100%, 50% 100%);
  -moz-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  -moz-transition: clip-path 0.8s;
  -o-transition: clip-path 0.8s;
  -webkit-transition: clip-path 0.8s;
  transition: clip-path 0.8s;
}
.project-image img {
  width: 100%;
  margin-top: 35px;
}
.project-image-wrap {
  display: -ms-flexbox;
  display: flex;
}
.project-img:nth-child(1) {
  margin-right: 20px;
}
.project-btn {
  margin: 80px auto 0;
}

@media screen and (max-width: 1100px) {
  .project-image {
    margin: 60px auto 0;
  }
  .project-image:before {
    top: -30px;
  }
  .project-content {
    margin: 50px auto 0;
    padding: 50px;
  }
  .project-btn {
    margin: 50px auto 0;
  }
}
@media screen and (max-width: 640px) {
  .main {
    margin-top: 50px;
  }

  .project-inner {
    padding: 0 30px;
  }
  .project-name:after {
    left: -30px;
  }
  .project-name .tw {
    letter-spacing: 0.4rem;
    margin-bottom: -3px;
  }
  .project-name .en {
    letter-spacing: 0.1rem;
  }
  .project-image img {
    margin-top: 25px;
  }
  .project-img:nth-child(1) {
    margin-right: 10px;
  }
  .project-content {
    padding: 30px 0;
  }
  .project-grid {
    width: calc(100% + 60px);
    left: -30px;
  }
  .project-title.show:after {
    width: 35px;
  }
}