@font-face {
  font-family: "vazir";
  src: url("/font/vazir.eot"); /* IE9 Compat Modes */
  src: url("/font/vazir.eot") format("embedded-opentype"),
    /* IE6-IE8 */ url("/font/Vazir.woff2") format("woff2"),
    /* Super Modern Browsers */ url("/font/vazir.woff") format("woff"),
    /* Pretty Modern Browsers */ url("/font/vazir.ttf") format("truetype"); /* Safari, Android, iOS */
  /* url('webfont.svg#svgFontName') format('svg');*/ /* Legacy iOS */
}

*,
*::after,
*::before {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
  outline: none;
}

body {
  direction: rtl;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #1d4a8e;
  background: -webkit-linear-gradient(top left, #1d4a8e, #24a7b1);
  background: -moz-linear-gradient(top left, #1d4a8e, #24a7b1);
  background: linear-gradient(to bottom right, #1d4a8e, #24a7b1);
  height: 100vh;
}

.search {
    height: 75px;
    position: relative;
}
.search.show input {
    width: 400px;
}
.search input {
    height: 75px;
    width: 75px;
    font-size: 25px;
    font-family: vazir;
    border: none;
    padding: 5px 10px;
    transition: all 0.6s ease-in-out;
    -webkit-transition: all 0.6s ease-in-out;
    -moz-transition: all 0.6s ease-in-out;
    -ms-transition: all 0.6s ease-in-out;
    -o-transition: all 0.6s ease-in-out;
}
.search .btn {
    position: absolute;
    top: 0;
    left: 0;
    width: 75px;
    height: 75px;
    border: none;
    font-size: 30px;
    background-color: #fff;
    cursor: pointer;
}