Added file transfer from web to flask server

Server/static/css/main.css

@@ -1,19 +1,24 @@
-html, body, .container {
+html, body, .my-container {
     width: 100%;
     height: 100%;
     margin: 0;
     padding: 0;
 }
 
-body {
-    padding: 20px;
+html {
+    height: calc(100% - 56px);
+}
+
+.my-container {
     display: flex;
     flex-direction: row;
+    width: 100%;
 }
 
 .table-container {
-    height: 100%;
-    width: 70%;
+    height: calc(100% - 40px);
+    width: calc(70% - 40px);
+    padding: 20px;
 }
 
 .button {
@@ -29,8 +34,18 @@ body {
     display: flex;
     flex-direction: row;
     flex-wrap: wrap;
+    padding: 0 0 15px 20px;
 }
 
-.action-container button {
-    margin: 10px;
+.action-container .my-label {
+    margin-top: 20px;
+}
+
+.action-container .btn-group {
+    padding-top: 20px;
+    width: 100%;
+}
+
+.btn-group button {
+    width: 100%;
 }

Server/static/css/spinner.css

@@ -0,0 +1,93 @@
+.lds-spinner {
+    color: official;
+    display: inline-block;
+    position: relative;
+    width: 40px;
+    height: 40px;
+}
+
+.lds-spinner div {
+    transform-origin: 20px 20px;
+    animation: lds-spinner 1.2s linear infinite;
+}
+
+.lds-spinner div:after {
+    content: " ";
+    display: block;
+    position: absolute;
+    top: 5px;
+    left: 25px;
+    width: 3px;
+    height: 10px;
+    border-radius: 20%;
+    background: #fff;
+}
+
+.lds-spinner div:nth-child(1) {
+    transform: rotate(0deg);
+    animation-delay: -1.1s;
+}
+
+.lds-spinner div:nth-child(2) {
+    transform: rotate(30deg);
+    animation-delay: -1s;
+}
+
+.lds-spinner div:nth-child(3) {
+    transform: rotate(60deg);
+    animation-delay: -0.9s;
+}
+
+.lds-spinner div:nth-child(4) {
+    transform: rotate(90deg);
+    animation-delay: -0.8s;
+}
+
+.lds-spinner div:nth-child(5) {
+    transform: rotate(120deg);
+    animation-delay: -0.7s;
+}
+
+.lds-spinner div:nth-child(6) {
+    transform: rotate(150deg);
+    animation-delay: -0.6s;
+}
+
+.lds-spinner div:nth-child(7) {
+    transform: rotate(180deg);
+    animation-delay: -0.5s;
+}
+
+.lds-spinner div:nth-child(8) {
+    transform: rotate(210deg);
+    animation-delay: -0.4s;
+}
+
+.lds-spinner div:nth-child(9) {
+    transform: rotate(240deg);
+    animation-delay: -0.3s;
+}
+
+.lds-spinner div:nth-child(10) {
+    transform: rotate(270deg);
+    animation-delay: -0.2s;
+}
+
+.lds-spinner div:nth-child(11) {
+    transform: rotate(300deg);
+    animation-delay: -0.1s;
+}
+
+.lds-spinner div:nth-child(12) {
+    transform: rotate(330deg);
+    animation-delay: 0s;
+}
+
+@keyframes lds-spinner {
+    0% {
+        opacity: 1;
+    }
+    100% {
+        opacity: 0;
+    }
+}