.anchor {    
    position: relative;
    margin-top: -70px;
    height: 80px;
    visibility: hidden;
}

h1{font-size:34px;} h2 {font-size:32px;}h3 {font-size:30px;}h4 {font-size:28px;}h5 {font-size:26px;}h6 {font-size:20px;}p {font-size:18px;}

.bold {
	font-weight: bold;
}

.container.maxwid {
    max-width: 1320px !important;
}

.openapi-banner {
    background: url(/sites/zyxel/files/library/assets/products/nebula_control_center/Banner_Open_API_1920x800.jpg) no-repeat bottom center;
    height: 800px;
    background-size: cover;
    position: relative;
}

.openapi-banner-area{
	display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
	width: 100%;
}

.openapi-banner-box {
    width: 35%;
    padding-left: 10%;
}

.openapi-banner-box .Learnmore .btn-lg{
	background-color: #64be00!important;
}

@media only screen and (max-width: 1601px){
.openapi-banner {
    height: 550px;
}
}

@media only screen and (max-width: 1440px){
.openapi-banner {
    height: 450px;
}
.openapi-banner-box {
    width: 40%;
    padding-left: 5%;
}
}

@media only screen and (max-width: 1025px){
.openapi-banner {
    height: 500px;
}
.openapi-banner-box {
    width: 50%;
}
}

@media only screen and (max-width: 991px){
.openapi-banner {
    height: 400px;
}
.openapi-banner-box {
    width: 40%;
}
}

@media only screen and (max-width: 450px){
.openapi-banner {
    background: url(/sites/zyxel/files/library/assets/products/nebula_control_center/Banner_Open_API_1000x1000.jpg) no-repeat center bottom;
    height: 500px;
    background-size: cover;
    position: relative;
}
.openapi-banner-area {
    justify-content: flex-start;
    padding-top: 5%;
}
.openapi-banner-area {
    width: 75%;
}
.openapi-banner-box {
    width: 100%;
}
.openapi-banner-box h1 {
    font-size:20px;
}
.openapi-banner-box p {
    font-size:12px;
}
}

/* start */

.overview{
	display: flex;
    width: 85%;
    margin: 0 auto;
    justify-content: center;
    align-items: center;
}

.overview ul{
	display: inline-flex; 
	list-style: none;
}

.overview ul li {
	padding: 0px 20px;
}

.overview ul li a{
	color:#000;
	font-weight:bold;
	font-size: 24px;
}

.overview ul li a:hover{
	color:#64be00;
	font-weight:bold;
}

/* .link-tab-room.isactive li a.active {
    border-bottom: none;
} */

.nebula-open-ai-section h5{
	padding-top:50px;
}

.nebula-open-ai-section .text-area ul{
	padding-left: 45px;
}

@media only screen and (max-width:450px){
.overview ul{display:block;}
}

.FAQ ul{
	padding-left:45px;
	font-size: 16px;
}

.FAQ ol{
	padding-left:45px;
	font-size: 16px;
}

.FAQ img{
	width: 60%!important;
    padding: 20px 0px;
}