@import url("https://cdn.jsdelivr.net/npm/bootstrap-icons@1.13.1/font/bootstrap-icons.min.css");
body {
    margin: 0;
    padding: 0;
    background-image: url(../img/body_bg.png);
    background-repeat: no-repeat;
    background-position: center top;
    background-size: auto 680px;
    overflow-x: hidden;
}
.header{
    height: 110px;
}
#header_logo{
    width: 145px;
    height: auto;
}
#header_menu a{
    text-decoration: none;
    color: #212529;
    font-size: 1.2rem;
    font-weight: 600;
    transition: color 0.5s ease;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    padding-bottom: 10px;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
    margin-right: 1rem;
}
#header_menu a:hover{
    color: #005FB2;
    border-bottom: medium solid #005FB2;
}
#header_menu .active{
    border-bottom: medium solid #FFFFFF;
}
#mobile_menu a{
    text-decoration: none;
    font-size: 1.125rem;
    color: #FFFFFF;
    display: block;
    border-bottom: thin solid #6C757D;
    line-height: 3.2rem;
    padding-left: 1rem;
    padding-right: 1rem;
    transition: color 0.5s ease;
}
#mobile_menu a:hover{
    background-color: #32373D;
}
.footer_bg{
    background-image: url(../img/footer_bg.png);
    background-position: center bottom;
    background-size: auto auto;
    background-repeat: no-repeat;
}
#footer_logo{
    height: 60px;
    width: auto;
}
#footer_link a{
    text-decoration: none;
    color: #212529;
    transition: color 0.5s ease;
    margin-right: 0.875rem;
}
#footer_link a:hover{
    color: #005FB2;
}
.content_hight{
    height: 600px;    
}
/*index*/
.index_banner{
  position: relative; 
}
.index_banner_button{
  position: absolute; 
  top: 90%;           
  left: 50%;          
  transform: translate(-50%, -50%); 
  display: flex;
  justify-content: center;
  align-items: center;    
}
.cybersecurity_img{
    width: 200px;
    height: auto;
}
#options_bg{
    background-image: url(../img/5options_bg.png);
    background-repeat: no-repeat;
    background-position: center bottom;
    background-color: #B7CDF1;
}
#options-tab .active{
    background-color: #005FB2;
    color: #FFFFFF !important;
}
#options-tab .btn:hover{
    background-color: #212529;
    color: #FFFFFF !important;
}
#options-1{
    background-image: url(../img/5options_n1.png);
    background-repeat: no-repeat;
    background-position: right bottom;
    background-size: 200px auto;
}
#options-2{
    background-image: url(../img/5options_n2.png);
    background-repeat: no-repeat;
    background-position: right bottom;
    background-size: 200px auto;
}
#options-3{
    background-image: url(../img/5options_n3.png);
    background-repeat: no-repeat;
    background-position: right bottom;
    background-size: 200px auto;
}
#options-4{
    background-image: url(../img/5options_n4.png);
    background-repeat: no-repeat;
    background-position: right bottom;
    background-size: 200px auto;
}
#options-5{
    background-image: url(../img/5options_n5.png);
    background-repeat: no-repeat;
    background-position: right bottom;
    background-size: 200px auto;
}
.index_carbg:hover{
    transition: border-color 0.5s ease, box-shadow 0.5s ease;
    border-color: #A750D2;
    box-shadow: 0 0 5px 5px #F7E8FF;
}
/*content**/
.icon_text{
    -webkit-writing-mode: vertical-rl;
    writing-mode: vertical-rl;
}
.lighblue_bg{
    background-color: #E7EFFC;    
}
.year_line{
    background-image: url(../img/year_line.png);
    background-repeat: repeat-y;
    background-position: left auto;
    background-size: 25px 25px;
}
#cases-tab .nav-item {
    margin: 0.3rem;
}
#cases-tab .nav-item .nav-link{
    border-radius: 6px;
    border: thin solid #DBDBDB;
}
#cases-tab .nav-item .nav-link:hover{
    border-radius: 6px;
    border: thin solid #326EFD;
    background-color: #326EFD;
    color: #FFFFFF;
}
#cases-tab .nav-item .active{
    border-radius: 6px;
    border: thin solid #326EFD;
    background-color: #326EFD;
    color: #FFFFFF;
}
.clients_logo .col img{
    transition: box-shadow 0.5s ease,border 0.5s ease;
    border: thin solid #E5E5E5;
}
.clients_logo .col img:hover{ 
    border: thin solid #75C7FB;
    box-shadow: 0 0 5px 5px #D1E7F5;
}
.map-container {
  position: relative;
  padding-bottom: 56.25%; /* 預設 16:9 比例 (若是 4:3 請改為 75%) */
  height: 0;
  overflow: hidden;
  max-width: 100%;
}

.map-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.policy_security_circle{
    width: 200px;
    height: 200px;
}
@media screen and (max-width:1400px){
}
@media screen and (max-width:1300px){
    body {
    margin: 0;
    padding: 0;
    background-image: url(../img/body_bg.png);
    background-repeat: no-repeat;
    background-position: center top;
    background-size: auto 610px;
    overflow-x: hidden;
}
}
@media screen and (max-width:1199px){  
}
@media screen and (max-width:1024px){  
   body {
    margin: 0;
    padding: 0;
    background-image: url(../img/body_bg.png);
    background-repeat: no-repeat;
    background-position: center top;
    background-size: auto 550px;
    overflow-x: hidden;
}
.footer_bg{
    background-image: url(../img/footer_bg.png);
    background-position: center bottom;
    background-size: auto 350px;
    background-repeat: no-repeat;
}        
}
@media screen and (max-width:992px){	
}
@media screen and (max-width:991.9px){   
   body {
    margin: 0;
    padding: 0;
    background-image: url(../img/body_bg.png);
    background-repeat: no-repeat;
    background-position: center top;
    background-size: auto 440px;
    overflow-x: hidden;    
}
.cybersecurity_img{
    width: 160px;
    height: auto;
}
    }
@media screen and (max-width:767.99px){  
body {
    margin: 0;
    padding: 0;
    background-image: url(../img/body_bg.png);
    background-repeat: no-repeat;
    background-position: center top;
    background-size: auto 480px;
    overflow-x: hidden;    
} 
.footer_bg{
    background-image: url(../img/footer_bg.png);
    background-position: center bottom;
    background-size: auto 300px;
    background-repeat: no-repeat;
}       
.index_banner{
    position: relative;
    margin-bottom: 60px;
}
.index_banner_button{
    position: absolute;
    top: 110%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}
    }
@media screen and (max-width:575.99px){
   body {
    margin: 0;
    padding: 0;
    background-image: url(../img/body_bg.png);
    background-repeat: no-repeat;
    background-position: center top;
    background-size: auto 400px;
    overflow-x: hidden;    
}      
.index_banner{
    position: relative;
    margin-bottom: 60px;
}
.index_banner_button{
    position: absolute;
    top: 115%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}
.policy_security_circle{
    width: 150px;
    height: 150px;
}    
}
@media screen and (max-width:574px){
 .solutions_text{
    display: flex;
    justify-content: center;
    align-items: center;
}   
}
@media screen and (max-width:320px){
.index_banner{
    position: relative;
    margin-bottom: 50px;
}
.index_banner_button{
    position: absolute;
    top: 120%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
} 
.cybersecurity_img{
    width: 120px;
    height: auto;
}     
}

/*back top*/
.back-top {
    z-index: 99999;
    position: fixed;
    bottom: 15px;
    right: 15px;
    cursor: pointer;
    opacity: 0.6;
    filter: Alpha(opacity=50);
    width: 35px;
    height: 35px;
    background-color: #0A58CA;
    background-size: 24px 24px;
    border-radius: 6px;
    box-shadow: 0px 0px 3px #ffffff;
    transform: translateY(0%);
    transition: all 0.2s linear;
    color: #FFFFFF;
    text-align: center;
    line-height: 35px;
    font-size: 2rem;
}

.back-top:hover {
  opacity: 1;
  filter: Alpha(opacity=80);
  box-shadow: 0px 0px 6px #ffffff;
}

.back-top.hide {
    opacity: 0;
    filter: Alpha(opacity=0);
    transform: translateY(150%);
}