*{
    margin: 0;
    padding: 0;    
    isolation: isolate;
}

section{
    width: 100%;
    height: max-content;
    position: relative;
    background-attachment: fixed;
}

section::before{
    background-image:url("treebg.jpg");
    background-size: cover;
    position: absolute;
    background-repeat: no-repeat;
    background-attachment: fixed;
    opacity: 0.2;
    content: '';
    inset: 0;    
}

#imga{
    background-image: url("Trees_files/PraQRti logo.jpg");
    width: 100px;
    height: 100px;
}

.navbar{
    padding: .8rem;
}

.navbar-nav li{
    padding-right: 20px;
}

.nav-link{
    font-size: 1.1em !important;
}

h1{
    font-family: 'Signika', sans-serif;
    text-align: center;
    padding-top: 2%;
    padding-right:43% ;
    

}

h2{
    font-family: 'Roboto Condensed', sans-serif;
    font-size: 20px;
    padding-left: 2%;
    padding-top: 1%;
}

h3{
    font-family: 'Roboto Condensed', sans-serif;
    font-size: 18px;
    padding-bottom: 2%;
    padding-right: 43%;
    text-align: center;
}

.img_lef{
    float: right;
    border-radius: 10%;
    border: 3px solid #c8aeae;
    margin: 3%;

}

.pad{
    padding-left: 1%;
    padding-right: 1%;
}

p
{
    font-family: 'Kanit', sans-serif;
}

li{
    font-family: 'Kanit', sans-serif;
}
.a{
    padding:0.5%;
    float:left
}
.b{
    padding: 0.5%;
    float:right;
}
.butof{
    width: 100;
    text-decoration:none ;
    height: 35;
}
/* a:hover{
    color: black;
    text-decoration: none;
}
 */a:active{
    color: white;
    text-decoration: none;
}
a:link{
    color: white;
    text-decoration: none;
  }
a:hover{
    color: green;
    
}
.btn-primary:hover {
    background-color: darkgreen;
    border-color: darkgreen;
  }