body {
    font-family: Arial, Helvetica, sans-serif;
    margin: 0;
    padding: 0;
    margin-top: 80px;
    background-color: #f4f4f4;
    font-size: 16px;
    line-height: 30px;
    text-align: justify;
}

.section-app{
    padding: 25px 0;
}

.section-app h2 {
    font-weight: bold;
    font-size: 40px;
    font-family: 'Times New Roman', Times, serif;
    text-align: left;
}

.section-app h3 {
    color: #f00;
    font-size: 18px;
    font-weight: bold;
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.section-app h3::before{
  content: "";
  width: 50px;
  height: 2px;
  background: #f00;
}

.section-alt{
    background-color: #f3e7e7;
    border-top: #d2d2d2 2px solid;
    border-bottom: #d2d2d2 2px solid;
}

.section-contact{
    background-color: #fff;
}

/* app-navbar */
.app-navbar {
    background-color: #fff;
    color: #fff;
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: double 3px #f00;
}

.app-navbar .nav-item {
    margin-right: 20px;
    color: #333;
    text-decoration: none;
    font-weight: bold;
}

.app-navbar .nav-link {
    position: relative;
}

.app-navbar .nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: #f00;
    transition: width 0.4s ease;
}

.app-navbar .nav-link:hover::after {
    width: 100%;
}

.app-navbar .btn-special {
    position: relative;
    padding: 10px 28px;
    background: #f00;
    color: #fff;
    border: none;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
}

.app-navbar .btn-special::before {
    content: "";
    position: absolute;
    top: 0;
    left: -120%;
    width: 60%;
    height: 100%;
    background: linear-gradient(120deg,
            transparent,
            rgba(255, 255, 255, 0.6),
            transparent);
    transform: skewX(-25deg);
    transition: left 0.6s;
}

.app-navbar .btn-special:hover::before {
    left: 130%;
}

/* home-icon-section */
.home-icon-section .fa{
    font-size: 45px;
    background-color: #dedede;
    color: rgb(203, 9, 9);
    margin-right: 10px;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    border: #d2d2d2 2px solid;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.home-icon-section .fa:hover {
    background-color: #c00;
    color: #fff;
}

.home-icon-section .icon h3 {
    margin-top: 15px;
    font-size: 22px;
    color: #333;
    display: block;
    margin-top: 20px;
    text-align: center;
}

/* footer */
.app-footer {
    background: linear-gradient(rgba(0, 0, 0, 1.8), rgba(0, 0, 0, 0.9)), url('media/footer.png') no-repeat center center;
    background-size: cover;
    background-position: fixed;
    color: #fff;
    padding: 40px 0 20px 0px;
    margin-top: 30px;
}

.app-footer h3{
    font-size: 25px;
    margin: 0;
    text-align: left;
    color:#fff;
    border-bottom: #f00 2px solid;
    display: inline-block;
    margin-bottom: 20px;
}

.app-footer .list-group .list-group-item{
    background: none;
    border: none;
    color: #fff;
    padding-left: 0px;
    padding: 5px;
}

.app-footer-2{
    background-color: #a00;
    color: #fff;
}

/* page-header */
.page-header{
    background: linear-gradient(rgba(117, 0, 0, 0.9), rgba(0, 0, 0, 0.9)), url('media/header.png') no-repeat center center;
    background-size: cover;
    color: #fff;
    padding: 20px 20px;
    text-align: center;
}

.page-header h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

/* client-logos */
.client-logos img {
    max-width: 150px;
    margin: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.client-logos img:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* masonry gallery */
.gallery{
  column-count: 4;
  column-gap: 15px;
  max-width: 1200px;
  margin: auto;
}

.gallery a{
  display: block;
  margin-bottom: 15px;
  break-inside: avoid;
}

.gallery img{
  width: 100%;
  border-radius: 6px;
  display: block;
  transition: transform .4s;
}

.gallery img:hover{
  transform: scale(1.05);
}
@media (max-width:1000px){
  .gallery{ column-count:3; }
}

@media (max-width:700px){
  .gallery{ column-count:2; }
}

@media (max-width:500px){
  .gallery{ column-count:1; }
}

/* alert-grid */
.alert-grid .alert{
    background-color: rgb(255, 225, 225);
    padding: 10px 5px;
    font-weight: bold;
    box-shadow: #d4d2d2 3px 3px 3px;
}

/* 
.alert-grid .alert:hover
with color change and shaking animation
*/
.alert-grid .alert:hover{
    background-color: #f00;
    color: #fff;
    animation: shake 0.5s;
}
@keyframes shake {
    0% { transform: translate(0, 0); }
    25% { transform: translate(-5px, 0); }
    50% { transform: translate(5px, 0); }
    75% { transform: translate(-5px, 0); }
    100% { transform: translate(0, 0); }
}

/* Contact Information Styles */
.contact-container {
  background-color: #333;
  margin: 0px 4%;
}

.contact-information {
  background: #e91e43;
  padding: 32px 24px 16px 24px;
  color: #fff;
  font-family: 'Segoe UI', Arial, sans-serif;
}

.contact-information .contact-item{
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.contact-information .contact-item .contact-left{
    font-size: 24px;
    margin-right: 15px;        
}

.contact-information .contact-item .contact-right{
    font-size: 18px;
}

.contact-information .contact-item h5{
    color:#333;
}

.contact-information .contact-item a{
    color: #fff;
    text-decoration: none;
}

.contact-information .contact-item .fa{
    font-size: 28px;
    background-color: #fff;
    color: #e91e43;
    padding: 10px;
    border-radius: 10%;
}

.contact-form{
    padding: 16px 20px 16px 15px;
}

.contact-form label{
    color: #fff;
}

/* google map */
.map-container {
    padding: 0px;
}

.map-container iframe {
    width: 100%;
    height: 300px;
    border: #d2d2d2 2px solid;
}