.loader-txt {
         color: #837f7f;
         font-size: small;
     }

     .center {
         position: absolute;
         top: 30%;
         left: 50%;
         padding: 10px;
         text-align: center;
     }

     .loader {
         width: 48px;
         height: 48px;
         border: 3px solid #1d3350;
         border-radius: 50%;
         display: inline-block;
         position: relative;
         box-sizing: border-box;
         animation: rotation 1s linear infinite;
     }

     .loader::after {
         content: '';
         box-sizing: border-box;
         position: absolute;
         left: 50%;
         top: 50%;
         transform: translate(-50%, -50%);
         width: 56px;
         height: 56px;
         border-radius: 50%;
         border: 3px solid;
         border-color: #4eb2b4 transparent;
     }

     @keyframes rotation {
         0% {
             transform: rotate(0deg);
         }

         100% {
             transform: rotate(360deg);
         }
     }