* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
.clear {
    clear: both;
}
#wrapper {

}

html {
    font-family:'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    scroll-behavior: smooth;
}


#header {
    width: 100%;
    height: 46px;
    background-color: #000;
    position: fixed;
    top: 0;
    z-index: 10;
    overflow: hidden;
}
#nav {
    display: inline-block;
}
#nav, #subnav {
    list-style-type: none;
}
#nav li {
    display: inline-block;
}
#nav > li > a {
    color: white;
    text-decoration: none;
    line-height: 46px;
    padding: 0 24px;
}
#nav > li > a {
    text-transform: uppercase;
}
#nav li:hover {
    background-color: gray;
}
#nav li:hover a {
    color: black;
}
#nav li:hover #subnav {
    display: block;
}
#nav #subnav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color:white;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}
#nav #subnav li {
    width: 100%;
    line-height: 38px;
    padding: 0 18px;
}
#nav #subnav a {
    color: black;
    text-decoration: none;
}
#nav .nav-down-icon {
    font-size: 13px;
}
#header .mobile-menu-btn,
#header .search {
    float: right;
    padding: 0 21px;
}
#header .search-icon {
    color: white;
    line-height: 46px;
}
#header .search:hover {
    background-color: #f44336;
    cursor: pointer;
}
#header .mobile-menu-btn:hover  {
    background-color: #ccc;
}
#header .mobile-menu-btn:hover .search-icon {
    color: #000;
}



#slider {
    position: relative;
    margin-top: 46px;
    padding-top: 50%;
    background: url("https://www.w3schools.com/w3images/chicago.jpg") top center / cover no-repeat;
}
#slider .text-content {
    position: absolute;
    bottom: 47px;
    color: white;
    text-align: center;
    /* left: 50%;
    transform: translateX(-50%); */
    width: 100%;

}
#slider .text-heading {
    font-size: 24px;
    margin-bottom: 15px;
}
#slider .text-description {
    font-size: 15px;
}


#content {
    min-height: 2000px;
    background-color: white;
}
#content .content-section {
    width: 800px;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding: 64px 16px;
}
.section-heading {
    text-align: center;
    font-size: 30px;
    letter-spacing: 1px;
    margin-bottom: 16px;
}
.section-heading-sub {
    text-align: center;
    font-size: 15px;
    margin: 16px 0;
    opacity: 0.6;
    font-style: italic;
}
.about-text {
    text-align: justify;
}
#content .box3anh {
    padding: 32px 0;
}
.anh3 {
    float: left;
    width: calc(100% / 3);
    text-align: center;
}
#content .anh-name {
    font-size: 15px;
    margin: 15px 0px;

}
#content .img-member {
    width:154px;
    border-radius: 4px;
}

/* Tour */
.tour-background {
    background-color: black;
    color: white;
}
.ticket-list {
    background-color: rgb(255, 255, 255);
    color: gray;
    margin-top: 40px;
    list-style-type: none;
}
.ticket-list li {
    font-size: 15px;
    padding: 8px 16px;
    border-bottom: 1px solid #ddd;
}
.sold-out {
    background-color: #f44336;
    color: white;
    padding: 0 8px;
    margin-left: 16px;
}
.quantity {
    float: right;
    padding: 0 8px;
    margin: 0 16px 0 0;
    background-color: black;
    color: white;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    line-height: 24px;
    text-align: center;
    margin-top: -3px;
}

.buy {
    padding: 32px 8px; 
    margin: 0 -16px;
}
.block-buy {
    padding: 0 8px;
    margin-bottom: 16px;
    float: left;
    width: calc(100% / 3);
}
.img-buy {
    width: 100%;
    display: block;
}
.img-buy:hover {
    opacity: 0.6;
}
.body-buy {
    background-color: white;
    color: black;
    padding: 16px;
    font-size: 15px;
}
.name-city {
    margin-bottom: 15px;
    font-weight: 700;
}
.time-city {
    margin: 15px 0;
    color: #757575;
}
.desc-city {
    margin: 15px 0;
}
.buy-button {
    background-color: black;
    color: white;
    padding: 8px 16px;
    cursor: pointer;
    display: inline-block;
    text-decoration: none;
    border: none;
}
.buy-button:hover {
    background-color: #ccc;
    color: black;
}

.modal {
    position: fixed;
    top: 0;
    bottom: 0;
    right: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 11;
    display: none;
    align-items: center;
    justify-content: center;
}
.modal.open {
    display: flex;
}
.modal-container {
    background-color: rgb(255, 255, 255);
    width: 900px;
    max-width: calc(100% - 32px);
    min-height: 200px;
    position: relative;
    animation: modalFadeIn ease 0.3s;
}
.modal-header {
    background-color: #009688;
    height: 129px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: white;
}
.close-button {
    position:absolute;
    top: 0;
    right: 0;
    padding: 16px;
    cursor: pointer;
    color: white;
}
.close-button:hover {
    background-color: #f44336;
}
.modal-body {
    padding: 16px;
}
.modal-label {
    display: block;
    margin: 15px 0 5px;
}
.modal-input {
    border: 1px solid #ccc !important;
    width: 100%;
    padding: 8px;
    font-size: 15px;
}
#buy-tickets {
    width: 100%;
    background-color: #009688;
    color: white;
    font-size: 15px;
    font-weight: 600;
    padding: 16px;
    margin: 16px 0;
    border: none;
}
#buy-tickets:hover {
    background-color: #ccc;
    color: black;
}
.modal-footer {
    text-align: right;
    padding: 16px;
}


.contact-body {
    padding: 32px 0;
}
.contact-info {
    float: left;
    width: 50%;
}
.contact-info i {
    width: 30px;
    display: inline-block;
}
.contact-form {
    float: right;
    width: 50%;
}
.contact-form-1 {
    display: flex;
    gap: 16px;
    margin-bottom: 8px;
}
.contact-form-1 input {
    width: 50%;
    border: 1px solid #ccc;
    padding: 8px;
}
.contact-form-2 {
    display: block;
    width: 100%;
    margin-bottom: 16px;
    border: 1px solid #ccc;
    padding: 8px;

}
.contact-send {
    float: right;
    background-color: #000;
    color: white;
    cursor: pointer;
    border: none;
    padding: 8px 16px;
    margin: 16px 0;
}

.contact-send:hover {
    background-color: #ccc;
    color: black;
}

.img-map-responsive {
    width: 100%;
    height: auto;
    display: block;
    filter: grayscale(50%);
}

#footer {
    width: 100%;
    padding: 64px 16px;
}
#footer ul {
    text-align: center;
    color: #757575;
}
#footer p {
    text-align: center;
    margin: 15px 0;
    color: #757575;
}
#footer i:hover {
    color: rgba(0, 0, 0, 0.3);
}
#footer a {
    color: inherit;
}

@keyframes modalFadeIn {
    from {
        transform: translateY(-100px)
    }
    to {
        transform: translateY(0);
    }
}