html page, style, js changes

CSS/locations.css

+body{
+background-color: white;
+color: black;
+}
+
+
+.container {
+position: relative;
+padding: 5px;
+width: 50%;
+height: 70%;
+background-color: white;
+box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
+margin-bottom: 25px;
+}
+
+
+.image {
+opacity: 1;
+display: block;
+width: 100%;
+height: 75%;
+transition: .5s ease;
+backface-visibility: hidden;
+
+}
+
+.middle {
+transition: .5s ease;
+opacity: 0;
+position: absolute;
+top: 50%;
+left: 50%;
+transform: translate(-50%, -50%);
+-ms-transform: translate(-50%, -50%)
+
+}
+
+.container:hover .image {
+opacity: 0.3;
+}
+
+.container:hover .middle {
+opacity: 1;
+}
+
+.text {
+background-color: black;
+color: white;
+font-size: 16px;
+padding: 16px 32px;
+}
+
+
+
+div.contain {
+text-align: center;
+}
+
+ul.list {
+display: inline-block;
+text-align: center;
+list-style-type: none;
+margin-left: 350px;
+}
+
+h1 {
+color: white;
+background-color: black;
+font-weight: 600;
+font-family: 'Monospace', Lucida-Console;
+position: relative;
+font-size: 36px;
+display: flex;
+margin-right: 650px;
+margin: 1em 0 1em 0;
+line-height: 110px;
+padding: 15px 15px 15px 3%;
+border-radius: 10px 10px 10px 10px;
+
+}
+
+.logo{
+width: 8%;
+height: 8%
+border: 0;
+float: left;
+display: flex;
+margin: 10px 10px;
+
+}
+
+  button{
+    width: 40px;
+    height: 30px;
+    background-color: black;
+    border: none;
+    outline: none;
+    border-radius: 4px;
+    padding: 4px;
+    position: fixed;
+    top: 65px;
+    right: 20px;
+    cursor: pointer;
+    transition: 0.4s ease-in-out;
+  }
+
+  button.active{
+      transform: translateX(-210px);
+  }
+
+  button span {
+    display: block;
+    width: 100%;
+    height: 4px;
+    background-color: white;
+
+  }
+
+  button span:nth-child(2) {
+    margin: 5px 0;
+  }
+
+  nav{
+    background-color: black;
+    padding: 15px;
+    height: 100vh;
+    position: fixed;
+    top: 0;
+    right: 0;
+    width: 200px;
+    transform: translateX(100%);
+    margin-top: 0.5em;
+    border-radius: 10px;
+    transition: 0.4s ease-in-out;
+  }
+  nav.active {
+    transform: translateX(0);
+  }
+
+  nav ul{
+    list-style: none;
+    margin: 0;
+    padding:0;
+    width: 60px;
+  }
+  nav ul li{
+    padding: 10px 0;
+  }
+  nav ul li a{
+    color: white;
+    text-decoration: none;
+    display: block;
+  }
+  nav ul li a:hover {
+    color: white;