@font-face {
    font-family: 'Samim';
    src: url('Samim-Bold.eot');
    src: local('Samim Bold'), local('Samim-Bold'), url('Samim-Bold.eot?#iefix') format('embedded-opentype'), url('Samim-Bold.woff2') format('woff2'), url('Samim-Bold.woff') format('woff'), url('Samim-Bold.ttf') format('truetype'), url('Samim-Bold.svg#Samim-Bold') format('svg');
    font-weight: bold;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Neirizi';
    src: url('Neirizi.eot');
    src: local('Neirizi'), url('Neirizi.eot?#iefix') format('embedded-opentype'), url('Neirizi.woff2') format('woff2'), url('Neirizi.woff') format('woff'), url('Neirizi.ttf') format('truetype'), url('Neirizi.svg#Neirizi') format('svg');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

h1 {
    text-align: center;
    text-decoration: underline overline;
}

#text1 {
    text-align: center;
    justify-content: center;
}

h5 {
    font-family: 'Neirizi';
    font-size: large;
}

input {
    border: 2px solid #ccc;
    border-radius: 5px;
    height: 38px;
    line-height: 38px;
    width: 309px;
    font-size: 16px;
    padding: 0 5px;
    color: #666;
    display: block;
    margin-top: 20px;
    margin-bottom: 0px;
    margin-right: auto;
    margin-left: auto;
}

#result {
    background: #ffffa4;
    padding: 5px 20px;
    color: #0404b2;
    display: inline-block;
    border-radius: 5px;
    font-size: 16px;
}

::placeholder {
    /* Chrome, Firefox, Opera, Safari 10.1+ */
    text-align: center;
}

:-ms-input-placeholder {
    /* Internet Explorer 10-11 */
    text-align: center;
}

::-ms-input-placeholder {
    /* Microsoft Edge */
    text-align: center;
}

#Dev {
    justify-content: center;
    text-align: center;
}

.container_years {
    align-items: center;
    text-align: center;
}

#years_text {
    font-family: 'Neirizi';
    font-size: large;
}

#years {
    font-family: Arial, sans-serif;
    font-size: 16px;
    padding: 8px;
    border: 1px solid #000000;
    border-radius: 4px;
    background-color: #f1f1f1;
    width: 150px;
}

#years option {
    font-family: Arial, sans-serif;
    font-size: 16px;
    background-color: #fff;
}