body{
    background-image: url("images/bkimg_round.jpg");
    background-size: cover;
    background-repeat: no-repeat;   
}    

/* customed nav bar css setting, had an issue with image running on top of nav bar, a z-index is added to correct the image overlaping issue*/
nav{ 
    position: sticky;
    top: 0;
    z-index: 1;
}

hr{
    margin-bottom: 2%;
    background-color:gray;
}

h1{
    font-size: 3rem;
    font-weight:bolder;
    padding: 1%;
    color: grey
}

footer{
    position: sticky;
    bottom: 0;
    background-color:lightslategray;
    width: 100%;
    padding: 1%;
    margin-bottom:0;        
}

.col img{
    padding: 2%;
} 

.bg-light {
    background-color: #adaeb0!important;
}

.navbar-brand{
    font-family:Arial, Helvetica, sans-serif;
    font-size: 2rem;
    font-weight:bolder;
}  

.navbar-nav{
    font-family:Arial, Helvetica, sans-serif;
    font-size: 1rem;
    font-weight:bolder;
    text-align: right;
}  

.facepic{
    widows: 20% v;
    float:left;
}

/* customed setting refer to original bootstrap css code for additional changes*/
.container-fluid{
    background: rgba(236, 236, 236, 0.794);
    margin-top: 5%;
    margin-left: 5%;
    margin-bottom: 5%;
    width: 70%;
    padding-left:2%;
    padding-right:2%;
    padding-bottom:5%;
    text-align: justify;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    font-size: medium;
}

/* ID is used for style updates */
.container-fluid #headshot{
    width: 20vmax;
    height:auto;
    float: left;
    margin-right:2%;    
}

.messagebox{
    margin-top:16px;
    margin-bottom:16px;
}

.textarea{
    display: block;
    width: 100%;
    height: calc(20em + .75rem + 2px);
    padding: .375rem .75rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #495057;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid #ced4da;
    border-radius: .25rem;
    transition: border-color .15s ease-in-out,box-shadow .15s ease-in-out;
}

.btn{
    background-color: gray;
    border-color: gray;
    margin-top:16px
}

/* ID is used for style updates */
#logo{
    display: block;
    height: 3rem;
    margin-left: auto;
    margin-right: auto;
}

@media screen and (max-width: 768px) {
    .container-fluid {
        width: fit-content;
        margin-right:5%;        
    }
    
  .col {
      display: inline-block;
      border: 1px solid;
      position: absolute;
  }