*{
    margin: 0;
    padding: 0;
    font-family: "Poppins", sans-serif;
    box-sizing: border-box;
    color: #3c6d8e;
}

body{
    background-image: url(images/background.jpg);
    background-repeat: yes;
    color: #aacce3;
}
#header{
    width: 100%;
    height: 100vh;
    background-image: url(images/header_background.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}
.container{
    padding: 10px 10px;
}
nav{
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}
.logo{
    width: 140px;    
}
.htext_container{
    padding: 31px 434px;
}
nav ul li{
    display: inline-block;
    list-style: none;
    margin: 10px 20px;
}
nav ul li a{
    color: #3c6d8e;
    text-decoration: none;
    font-size: 18px;
    position: relative;
}

nav ul li a::after{
    content: " ";
    width: 0;
    height: 3px;
    background: #8a33a8;
    position: absolute;
    left: 0;
    bottom: -6px;
    transition: 0.5s;
}
nav ul li a:hover::after{
    width: 100%;
}
.header-text{
    margin-top: 11%;
    font-size: 31px;
    font-weight: 700;
    text-align: end;
}
.header-text h1{
    font-size: 60px;
    margin-top: 20px;
}
.header-text h1 span{
    color: #8a33a8;
}
/* ----about---- */
#about{
    padding: 80px 0;
    color: #ababab;
}
.row{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.about-col-1{
    flex-basis: 35%;
}
.about-col-1 img{
    width: 100%;
    border-radius: 15px;
}
.about-col-2 {
    flex-basis: 60%;
}
.sub-title{
    font-size: 60px;
    font-weight: 600;
    color: #8a33a8;
}
.tab-titles {
    display: flex;
    margin: 20px 0 40px
}
.tab-links{
    margin-right: 50px;
    font-size: 18px;
    font-weight: 50px;
    cursor: pointer;
    position: relative;
}
.tab-links::after{
    content: " ";
    width: 0;
    background: #8a33a8;
    height: 3px;
    position:absolute;
    left: 0;
    bottom: -8px;
    transition: 0.5s;
}
.tab-links.active-link::after{
    width: 100%;
}
.tab-contents ul li{
    list-style: none;
    margin: 10px 0;
}
.tab-contents ul li span{
    color: #8a33a8;
    font-size: 14px;
}