@import url("font-awesome/css/font-awesome.min.css");

/* ===== 字体类定义 ===== */
.PCB_Contact_title1 {
  font-family: Verdana, Geneva, sans-serif;
  color: blue;
  font-size: 12px;
}

.PCB_Contact_title2 {
  font-family: Verdana, Geneva, sans-serif;
  color: #000080;
  font-size: 12px;
  font-weight: bold;
}

.PCB_Contact_title3 {
  font-family: Verdana, Geneva, sans-serif;
  font-size: 12px;
  font-weight: bold;
}

.PCB_Contact_text {
  font-family: Verdana, Geneva, sans-serif;
  font-size: 11px;
}

.select1 {
  font-family: Verdana, Geneva, sans-serif;
  font-size: 11px;
}

.must_enter {
  font-family: Verdana, Geneva, sans-serif;
  color: red;
  font-size: 11px;
  font-weight: bold;
}

/* ===== 标题样式 ===== */
.h1_title {
  font-family: 'Times New Roman', Times, serif;
  font-size: 26px;
  padding: 5px;
  padding-left: 50px;
  text-shadow: 0 -1px 1px #eee;
}

.title {
  font-family: 'Times New Roman', Times, serif;
  font-size: 24px;
  padding: 5px;
  text-shadow: 0 -1px 1px #eee;
}

/* ===== 主体样式 ===== */
.main {
  border-radius: 5% 8%;
  border: 2px solid #CCC;
  background-color: white;
  line-height: 20px;
  margin: auto;
  width: 90%;
}

/* ===== 按钮样式 ===== */
.btn {
  background-color: #4caf50;
  border: 1px solid #666;
  border-radius: 4px;
  width: 60px;
  color: white;
  padding: 5px 5px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 11px;
  margin: 4px 2px;
  cursor: pointer;
  -webkit-transition-duration: 0.4s;
  transition-duration: 0.4s;
}

.btn:hover {
  background-color: #900;
  color: white;
}

/* ===== 辅助布局类 ===== */
.tiitle_main {
  margin-left: 18px;
  margin-top: 2px;
  margin-bottom: 20px;
}


.home-menu-color {
  color: #000000 !important;  /* 可改为你想要的颜色 */
  font-weight: bold;
}


/* 可访问性支持 */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* 表单容器 */
.main {
  border-radius: 12px;
  border: 2px solid #CCC;
  background-color: white;
  line-height: 20px;
  margin: auto;
  width: 90%;
  padding: 20px;
  box-sizing: border-box;
}

/* 表单焦点状态 */
input:focus, textarea:focus, select:focus, button:focus, a:focus {
  outline: 2px solid #005FCC;
  outline-offset: 2px;
}

/* 按钮焦点状态 */
.btn:focus {
  background-color: #900;
  color: white;
  outline: 2px solid #FFD700;
}

/* 链接焦点状态 */
a:focus {
  outline: 2px solid #1c498c;
  background-color: #eef;
}

/* 可选：美化 fieldset / legend */
fieldset {
  border: none;
  margin: 0;
  padding: 0;
}
legend {
  font-size: 16px;
  font-weight: bold;
  margin-bottom: 10px;
}


body {
  background-image: url('/PCB-fabrication/PCB-fabrication-images/bg_shadow.gif');
  background-attachment: fixed;
  background-repeat: repeat;
}