body {
        background-image: url('https://i.redd.it/v37cc2hlr7bg1.png');
        background-size: cover;
        height: 100vh;
        background-repeat: no-repeat;
        margin: 0px;
        overflow: hidden;
      }

      .window {
        backdrop-filter: blur(10px);
        display: flex;
        flex-direction: column;
        position: absolute; top: 50%; left: 50%;
        transform: translate(-50%, -50%);
        background-color: rgba(0, 0, 0, 0.7);
        padding-top: 0px;
        padding-left: 20px;
        padding-right: 20px;
        padding-bottom: 30px;
        margin: 0 auto;
        width: 700px;
        text-align: left;
        font-family: Arial, sans-serif;
        color: #FFFFFF;
        border-radius: 20px;
      }

      .windowheader {
        width: 100%;
        display: flex;
        align-items: center;
        cursor: grab;
        justify-content: space-between;
        padding-top: 3px;
        background-color: black;
        border-radius: 20px;
        font-family: Arial, sans-serif;
        font-weight: bold;
        padding-left: 10px;
        max-width: 690px;
        margin-top: 10px;
        height: 25px;
        font-size: 20px;
        color:rgb(166, 187, 232)
      }

      .nomarg {
        padding-bottom: 0px;
        margin-bottom: 0px;
      }

      .tabcontent {
        padding-right: 20px;
        padding-left: 10px;

      }

      #tenna {
        width: 250px;
        height: 300px;
        background-color: transparent;
        margin: 0px;
        padding: 0px;
        backdrop-filter: blur(0px);
        text-align: right;
        position: absolute;
        left: 1200px;
        top: 550px;
      }

      #tennaheader {
        width: 250px;
        height: 250px;
        background-color: transparent;
        margin: 0px;
        padding: 0px;
        backdrop-filter: blur(0px);
      }

      .closebutton {
        color: crimson;
        text-align: right;
        font-family: Arial, sans-serif;
        font-weight: bold;
        padding-right: 10px;
        margin: 0;
      }

    
      h1 {
        font-size: 30px;
      }


      p {
        font-size: 18px;
        line-height: 1.5;
        letter-spacing: 0.7px;
      }

      a {
        color: #00FFFF;
        text-decoration: none;
        font-weight: bold;
      }

      a:hover {
        text-decoration: underline;
      }

      img {
        border-radius: 10px;
      }

      #notesopen:hover {
        background-color: rgba(15, 147, 195, 0.5);
        border-color: #09539d;
      }

      #timeropen:hover {
        background-color: rgba(15, 147, 195, 0.5);
        border-color: #09539d;

      }

      .topnav {
        background-color: black;
        height: 20px;
        overflow:hidden;
        align-items: center;
        justify-content: space-between;
        border-radius: 20px;
        padding-bottom: 10px;
      }

      .topnav a {
      float: left;
      color: #f2f2f2;
      text-align: center;
      padding: 10px;
      text-decoration: none;
      font-size: 17px;
      }

      .topnav a:hover {
      background-color: #ddd;
      color: black;
      }

      .topnav a.active {
      background-color: #04AA6D;
      color: white;
      }

      .tablink {
        background-color: #283a5c;
        color: white;
        float: center;
        border: none;
        outline: none;
        cursor: pointer;
        font-size: 17px;
        width: 25%;
        border-radius: 20px;
        height: 30px;
        padding: 6px;
        text-align: center;
      }

      #timer {
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
        width: 300px;
      }

      input[type="number"] {
        border: none;
        outline: none;
        font-size: 20px;
        display: block;
        width: 120px;
        text-align: left;
        height: 35px;
        margin-bottom: 15px;
      } 

      input[readonly] {
        background-color: rgb(11, 95, 98);
      }
      

      button {
        padding: 10px;
        background-color: aliceblue;
        outline: none;
        border: none;
        font-size: 20px;
        border: 5px solid rgb(0, 9, 128);
        cursor: pointer;
        transition: all 0.1s ease-in-out;
      }

      button:hover {
        background: rgb(32, 160, 223);
        color: white;
      }