diff --git a/static/resources/images/background.avif b/static/resources/images/background.avif
new file mode 100644
index 0000000..02a56e7
Binary files /dev/null and b/static/resources/images/background.avif differ
diff --git a/static/resources/images/background.webp b/static/resources/images/background.webp
new file mode 100644
index 0000000..b407854
Binary files /dev/null and b/static/resources/images/background.webp differ
diff --git a/static/resources/images/circle-chevron-left-solid.svg b/static/resources/images/circle-chevron-left-solid.svg
deleted file mode 100644
index ecce2a4..0000000
--- a/static/resources/images/circle-chevron-left-solid.svg
+++ /dev/null
@@ -1 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><!--! Font Awesome Pro 6.2.1 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license (Commercial License) Copyright 2022 Fonticons, Inc. --><path d="M512 256C512 114.6 397.4 0 256 0S0 114.6 0 256S114.6 512 256 512s256-114.6 256-256zM271 135c9.4-9.4 24.6-9.4 33.9 0s9.4 24.6 0 33.9l-87 87 87 87c9.4 9.4 9.4 24.6 0 33.9s-24.6 9.4-33.9 0L167 273c-9.4-9.4-9.4-24.6 0-33.9L271 135z"/></svg>
\ No newline at end of file
diff --git a/static/resources/images/github-alt.svg b/static/resources/images/github-alt.svg
deleted file mode 100644
index 5b2706d..0000000
--- a/static/resources/images/github-alt.svg
+++ /dev/null
@@ -1 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 480 512"><!--! Font Awesome Pro 6.2.1 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license (Commercial License) Copyright 2022 Fonticons, Inc. --><path d="M186.1 328.7c0 20.9-10.9 55.1-36.7 55.1s-36.7-34.2-36.7-55.1 10.9-55.1 36.7-55.1 36.7 34.2 36.7 55.1zM480 278.2c0 31.9-3.2 65.7-17.5 95-37.9 76.6-142.1 74.8-216.7 74.8-75.8 0-186.2 2.7-225.6-74.8-14.6-29-20.2-63.1-20.2-95 0-41.9 13.9-81.5 41.5-113.6-5.2-15.8-7.7-32.4-7.7-48.8 0-21.5 4.9-32.3 14.6-51.8 45.3 0 74.3 9 108.8 36 29-6.9 58.8-10 88.7-10 27 0 54.2 2.9 80.4 9.2 34-26.7 63-35.2 107.8-35.2 9.8 19.5 14.6 30.3 14.6 51.8 0 16.4-2.6 32.7-7.7 48.2 27.5 32.4 39 72.3 39 114.2zm-64.3 50.5c0-43.9-26.7-82.6-73.5-82.6-18.9 0-37 3.4-56 6-14.9 2.3-29.8 3.2-45.1 3.2-15.2 0-30.1-.9-45.1-3.2-18.7-2.6-37-6-56-6-46.8 0-73.5 38.7-73.5 82.6 0 87.8 80.4 101.3 150.4 101.3h48.2c70.3 0 150.6-13.4 150.6-101.3zm-82.6-55.1c-25.8 0-36.7 34.2-36.7 55.1s10.9 55.1 36.7 55.1 36.7-34.2 36.7-55.1-10.9-55.1-36.7-55.1z"/></svg>
\ No newline at end of file
diff --git a/static/resources/images/github.svg b/static/resources/images/github.svg
deleted file mode 100644
index 4fe93df..0000000
--- a/static/resources/images/github.svg
+++ /dev/null
@@ -1,3 +0,0 @@
-<?xml version="1.0" standalone="no"?>
-        <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" 
-        "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">  <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 480 512"><!--! Font Awesome Free 6.1.1 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2022 Fonticons, Inc. --><path d="M186.1 328.7c0 20.9-10.9 55.1-36.7 55.1s-36.7-34.2-36.7-55.1 10.9-55.1 36.7-55.1 36.7 34.2 36.7 55.1zM480 278.2c0 31.9-3.2 65.7-17.5 95-37.9 76.6-142.1 74.8-216.7 74.8-75.8 0-186.2 2.7-225.6-74.8-14.6-29-20.2-63.1-20.2-95 0-41.9 13.9-81.5 41.5-113.6-5.2-15.8-7.7-32.4-7.7-48.8 0-21.5 4.9-32.3 14.6-51.8 45.3 0 74.3 9 108.8 36 29-6.9 58.8-10 88.7-10 27 0 54.2 2.9 80.4 9.2 34-26.7 63-35.2 107.8-35.2 9.8 19.5 14.6 30.3 14.6 51.8 0 16.4-2.6 32.7-7.7 48.2 27.5 32.4 39 72.3 39 114.2zm-64.3 50.5c0-43.9-26.7-82.6-73.5-82.6-18.9 0-37 3.4-56 6-14.9 2.3-29.8 3.2-45.1 3.2-15.2 0-30.1-.9-45.1-3.2-18.7-2.6-37-6-56-6-46.8 0-73.5 38.7-73.5 82.6 0 87.8 80.4 101.3 150.4 101.3h48.2c70.3 0 150.6-13.4 150.6-101.3zm-82.6-55.1c-25.8 0-36.7 34.2-36.7 55.1s10.9 55.1 36.7 55.1 36.7-34.2 36.7-55.1-10.9-55.1-36.7-55.1z"/></svg>  
\ No newline at end of file
diff --git a/static/resources/styles/style.css b/static/resources/styles/style.css
index 19c2bf0..8b6d04c 100644
--- a/static/resources/styles/style.css
+++ b/static/resources/styles/style.css
@@ -44,7 +44,7 @@ path {
   bottom: 0;
   left: 0;
   z-index: 0;
-  background-image: url("/static/resources/images/background.jpg");
+  background-image: url("/static/resources/images/background.avif"), url("/static/resources/images/background.webp"), url("/static/resources/images/background.jpg");
   opacity: 0.4;
   background-size: cover;
 }
diff --git a/static/templates/index.html b/static/templates/index.html
index 5a55ed0..acf6ce0 100644
--- a/static/templates/index.html
+++ b/static/templates/index.html
@@ -37,18 +37,18 @@
       <p class="thin">Development</p>
     </div>
     <div class="social pe-auto">
-      <div class="social-icons flex-row justify-content-center align-items-center">
+      <div class="social-icons flex-row justify-content-center align-items-center" aria-label="GitHub">
         <a class="btn-social" id="github-s" href="https://github.com/Mootfrost777" target="_blank">
           <svg class="github-s" xmlns="http://www.w3.org/2000/svg" enable-background="new 0 0 24 24" height="100" viewBox="0 0 480 520" width="100">
             <path id="pathGit" d="M186.1 328.7c0 20.9-10.9 55.1-36.7 55.1s-36.7-34.2-36.7-55.1 10.9-55.1 36.7-55.1 36.7 34.2 36.7 55.1zM480 278.2c0 31.9-3.2 65.7-17.5 95-37.9 76.6-142.1 74.8-216.7 74.8-75.8 0-186.2 2.7-225.6-74.8-14.6-29-20.2-63.1-20.2-95 0-41.9 13.9-81.5 41.5-113.6-5.2-15.8-7.7-32.4-7.7-48.8 0-21.5 4.9-32.3 14.6-51.8 45.3 0 74.3 9 108.8 36 29-6.9 58.8-10 88.7-10 27 0 54.2 2.9 80.4 9.2 34-26.7 63-35.2 107.8-35.2 9.8 19.5 14.6 30.3 14.6 51.8 0 16.4-2.6 32.7-7.7 48.2 27.5 32.4 39 72.3 39 114.2zm-64.3 50.5c0-43.9-26.7-82.6-73.5-82.6-18.9 0-37 3.4-56 6-14.9 2.3-29.8 3.2-45.1 3.2-15.2 0-30.1-.9-45.1-3.2-18.7-2.6-37-6-56-6-46.8 0-73.5 38.7-73.5 82.6 0 87.8 80.4 101.3 150.4 101.3h48.2c70.3 0 150.6-13.4 150.6-101.3zm-82.6-55.1c-25.8 0-36.7 34.2-36.7 55.1s10.9 55.1 36.7 55.1 36.7-34.2 36.7-55.1-10.9-55.1-36.7-55.1z" fill="#ffffff" style="fill: rgb(255, 255, 255);"/>
           </svg>
         </a>
-        <a class="btn-social" id="telegram-s" href="https://t.me/mootfrost" target="_blank">
+        <a class="btn-social" id="telegram-s" href="https://t.me/mootfrost" target="_blank" aria-label="Telegram">
           <svg id="telegram-s" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 50 50" width="100px" height="100px">
             <path id="pathTeleg" d="M46.137,6.552c-0.75-0.636-1.928-0.727-3.146-0.238l-0.002,0C41.708,6.828,6.728,21.832,5.304,22.445	c-0.259,0.09-2.521,0.934-2.288,2.814c0.208,1.695,2.026,2.397,2.248,2.478l8.893,3.045c0.59,1.964,2.765,9.21,3.246,10.758	c0.3,0.965,0.789,2.233,1.646,2.494c0.752,0.29,1.5,0.025,1.984-0.355l5.437-5.043l8.777,6.845l0.209,0.125	c0.596,0.264,1.167,0.396,1.712,0.396c0.421,0,0.825-0.079,1.211-0.237c1.315-0.54,1.841-1.793,1.896-1.935l6.556-34.077	C47.231,7.933,46.675,7.007,46.137,6.552z M22,32l-3,8l-3-10l23-17L22,32z" fill="#ffffff" style="fill: rgb(255, 255, 255);"/>
           </svg>
         </a>
-        <a class="btn-social" id="gitea-s" href="https://git.mootfrost.ru/Mootfrost777" target="_blank">
+        <a class="btn-social" id="gitea-s" href="https://git.mootfrost.ru/Mootfrost777" target="_blank" aria-label="Gitea">
           <svg class="gitea-s" height="100px" version="1.1" viewBox="0 0 640 640" width="100px" xmlns="http://www.w3.org/2000/svg">
             <path d="M395.9 484.2L269 423.2C256.5 417.2 251.1 402 257.2 389.4L318.2 262.5C324.2 250 339.4 244.6 352 250.7C369.2 259 379.1 263.7 379.1 263.7L379 154.5L395.7 154.4L395.8 271.5C395.8 271.5 453.2 295.7 478.9 311.6C482.6 313.9 489.1 318.4 491.8 326C493.9 332.1 493.8 339.1 490.8 345.3L429.8 472.2C423.6 484.9 408.4 490.3 395.9 484.2Z" fill="#ffffff" fill-rule="evenodd" opacity="0" stroke="none" />
             <path id="pathGitea" d="M326.8 380.1C318.6 380.2 311.4 385.9 309.5 393.9C307.6 401.9 311.5 410.2 318.6 413.9C326.3 417.9 336.1 415.7 341.3 408.5C346.4 401.4 345.6 391.6 339.5 385.4L363.5 336.3C365 336.4 367.2 336.5 369.7 335.8C373.8 334.9 376.8 332.2 376.8 332.2C381 334 385.4 336 390 338.3C394.8 340.7 399.3 343.2 403.4 345.6C404.3 346.1 405.2 346.7 406.2 347.5C407.8 348.8 409.6 350.6 410.9 353C412.8 358.5 409 367.9 409 367.9C406.7 375.5 390.6 408.5 390.6 408.5C382.5 408.3 375.3 413.5 372.9 421C370.3 429.1 374 438.3 381.8 442.3C389.6 446.3 399.2 444 404.3 437C409.3 430.2 408.9 420.7 403.2 414.4C405.1 410.7 406.9 407 408.8 403.1C413.8 392.7 422.3 372.7 422.3 372.7C423.2 371 428 362.4 425 351.4C422.5 340 412.4 334.7 412.4 334.7C400.2 326.8 383.2 319.5 383.2 319.5C383.2 319.5 383.2 315.4 382.1 312.4C381 309.3 379.3 307.3 378.2 306.1C382.9 296.4 387.6 286.8 392.3 277.1C388.2 275.1 384.2 273.1 380.1 271C375.3 280.8 370.4 290.7 365.6 300.5C358.9 300.4 352.7 304 349.5 309.9C346.1 316.2 346.8 324 351.4 329.7C351.4 329.7 326.8 380.1 326.8 380.1Z M622.7 149.8C618.6 145.7 613.1 145.8 613.1 145.8C613.1 145.8 495.9 152.4 435.2 153.8C421.9 154.1 408.7 154.4 395.6 154.5L395.6 271.7C390.1 269.1 384.5 266.4 379 263.8C379 227.4 378.9 154.6 378.9 154.6C349.9 155 289.7 152.4 289.7 152.4C289.7 152.4 148.3 145.3 132.9 143.9C123.1 143.3 110.4 141.8 93.9 145.4C85.2 147.2 60.4 152.8 40.1 172.3C-4.9 212.4 6.6 276.2 8 285.8C9.7 297.5 14.9 330 39.7 358.3C85.5 414.4 184.1 413.1 184.1 413.1C184.1 413.1 196.2 442 214.7 468.6C239.7 501.7 265.4 527.5 290.4 530.6C353.4 530.6 479.3 530.5 479.3 530.5C479.3 530.5 491.3 530.6 507.6 520.2C521.6 511.7 534.1 496.8 534.1 496.8C534.1 496.8 547 483 565 451.5C570.5 441.8 575.1 432.4 579.1 423.5C579.1 423.5 634.3 306.4 634.3 192.4C633.2 157.9 624.7 151.8 622.7 149.8ZM125.6 353.9C99.7 345.4 88.7 335.2 88.7 335.2C88.7 335.2 69.6 321.8 60 295.4C43.5 251.2 58.6 224.2 58.6 224.2C58.6 224.2 67 201.7 97.1 194.2C110.9 190.5 128.1 191.1 128.1 191.1C128.1 191.1 135.2 250.5 143.8 285.3C151 314.5 168.6 363 168.6 363C168.6 363 142.5 359.9 125.6 353.9ZM425.9 461.5C425.9 461.5 419.8 476 406.3 476.9C400.5 477.3 396 475.7 396 475.7C396 475.7 395.7 475.6 390.7 473.6L277.8 418.6C277.8 418.6 266.9 412.9 265 403C262.8 394.9 267.7 384.9 267.7 384.9L322 273C322 273 326.8 263.3 334.2 260C334.8 259.7 336.5 259 338.7 258.5C346.8 256.4 356.7 261.3 356.7 261.3L467.4 315C467.4 315 480 320.7 482.7 331.2C484.6 338.6 482.2 345.2 480.9 348.4C474.6 363.8 425.9 461.5 425.9 461.5Z" fill="#ffffff" style="fill: rgb(255, 255, 255);"/>