body {
    text-align:center;
    font-family:"Montserrat", sans-serif;
                background-color:lightgray.
}

button {
    width:200px;
    height:35px;
    background-color:transparent;
    border:transparent;
    border-radius:50px;
    transition:all 0.25s;
    font-family:"Montserrat", sans-serif;
    cursor:pointer;
}

button, input {
    outline:none;
}

button:hover {
    background-color:ghostwhite;
}

button:active {
    background-color:snow;
}

hr {
    background-color:gainsboro;
    border:gainsboro solid 1px;
    border-radius:50px;
}

input {
    border:black solid 1px;
text-align:center;
font-size:24px;
width:250px;
    height:30px;
    border-radius:10px;
font-family:"Montserrat", sans-serif;
}

/* cyrillic-ext */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/montserrat/v21/JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw0aXpsog.woff2) format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C88, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/montserrat/v21/JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw9aXpsog.woff2) format('woff2');
  unicode-range: U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* vietnamese */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/montserrat/v21/JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw2aXpsog.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/montserrat/v21/JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw3aXpsog.woff2) format('woff2');
  unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/montserrat/v21/JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw5aXo.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}