CSS

body {
  background-color:blue;
}


* {box-sizing: border-box;}

/* Style the navbar */
.topnav {
  overflow: hidden;
  background-color: #555;
}
.topnav input[type=text] {
  padding: 6px;
  margin-top: 8px;
  margin-bottom: 8px;
  margin-left: 16px;
  font-size: 17px;
  border: none;
  width: 150px;
}
/* SEARCH CONTAINER */
.topnav .search-container {
  float: left;
}
.topnav .search-container button {
  float: right;
  padding: 6px;
  margin-top: 8px;
  margin-right: 16px;
  background: #ddd; /*Search Button Color*/
  font-size: 17px;
  border: none;
  cursor: pointer;
}
.topnav .search-container button:hover {
  background: #ccc; /*Color for Search button when moused over*/
}

/* LOGIN CONTAINER */
.topnav .login-container{
  float: right;
}

.topnav .login-container button {
  float: right;
  padding: 6px;
  margin-top: 8px;
  margin-right: 16px;
  background: #ddd;  /*Login Button Color*/
  font-size: 17px;
  border: none;
  cursor: pointer;
}

.topnav .login-container button:hover {
  background: #ccc; /*Color for Login button when moused over*/
}

/* REGISTER CONTAINER */
.topnav .register-container{
  float: right;
}

.topnav .register-container button {
  float: right;
  padding: 6px;
  margin-top: 8px;
  margin-right: 16px;
  background: #ddd;  /*register Button Color*/
  font-size: 17px;
  border: none;
  cursor: pointer;
}

.topnav .register-container button:hover {
  background: #ccc; /*Color for register button when moused over*/
}

  }
  /* Add responsiveness - On small screens, display the navbar vertically instead of horizontally */
@media screen and (max-width: 600px) {
  .topnav .login-container, .topnav .search-container, .register-container {
    float: none;
  }

  .topnav input[type=text] {
    border: 1px solid #ccc;
  }

}

/* For Tabs Set height of body and the document to 100% to enable "full page tabs" */
body, html {
    height: 100%;
    margin: 0;
    font-family: Arial;
  }

  /* Style tab links */
  .tablink {
    background-color: #555;
    color: white;
    float: left;
    border: none;
    outline: none;
    cursor: pointer;
    padding: 14px 16px;
    font-size: 17px;
    width: 50%; /*NEED TO CHANGE THIS VALUE IF YOU ARE GOING TO ADD MORE TABS 25% FOR 4 TABS 33% FOR 3 TABS*/
  }

  .tablink:hover {
    background-color: #777;
  }

  /* Style the tab content (and add height:100% for full page content) */
  .tabcontent {
    color: white;
    display: none;
    padding: 100px 20px;
    height: 100%;
  }

  #Home {background-color:#1A7EFF;}
  #Auctions {background-color:#4C9BFF;}
  /*#Contact {background-color: blue;}*/
  /*#About {background-color: orange;}*/

/* BOTTOM NAV BAR */

/* Place the navbar at the bottom of the page, and make it stick */
.navbar {
  background-color: #333;
  overflow: hidden;
  position: fixed;
  bottom: 0;
  width: 100%;
}

/* Style the links inside the navigation bar */
.navbar a {
  float: left;
  display: block;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

/* Change the color of links on hover */
.navbar a:hover {
  background-color: #ddd;
  color: black;
}

/* Add a color to the active/current link */
.navbar a.active {
  background-color: #1A7EFF;
  color: white;
}
/* BOTTOM NAV BAR */


/* Login and Registration form*/

/* Add padding to containers */
.container {
  padding: 16px;
}

/* Full-width input fields */
input[type=text], input[type=password] {
  width: 100%;
  padding: 15px;
  margin: 5px 0 22px 0;
  display: inline-block;
  border: none;
  background: #f1f1f1;
}

input[type=text]:focus, input[type=password]:focus {
  background-color: #ddd;
  outline: none;
}

/* Overwrite default styles of hr */
hr {
  border: 1px solid #f1f1f1;
  margin-bottom: 25px;
}

/* Set a style for the submit/register button */
.registerbtn {
  background-color: #ddd;
  color: white;
  padding: 16px 20px;
  margin: 8px 0;
  border: none;
  cursor: pointer;
  width: 100%;
  opacity: 0.9;
}

.registerbtn:hover {
  opacity:1;
}

/* Add a blue text color to links */
a {
  color: dodgerblue;
}

/* Set a grey background color and center the text of the "sign in" section */
.signin {
  background-color: #f1f1f1;
  text-align: center;
}


/*NEED TO DO LOGIN BUTTON*/
.loginbtn {
  background-color: #ddd;
  color: white;
  padding: 16px 20px;
  margin: 8px 0;
  border: none;
  cursor: pointer;
  width: 100%;
  opacity: 0.9;
}
.loginbtn:hover {
  opacity:1;
}