@font-face {
    font-family: 'vazir';
    src: url('../fonts/vazir.eot') format('eot'),
     url('../fonts/vazir.ttf') format('truetype'),
    url('../fonts/vazir.woff') format('woff'),
    url('../fonts/vazir.woff2') format('woff2');
}
*{
    padding: 0;
    margin: 0;
    outline: none;
}
body{
    font-family: 'vazir';
    direction: rtl;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-image:url("../img/gis.jpg");
    background-size: cover;
}

#open{
    background: #2180d8;
    border:3px solid #2180d8;
    font-family: 'vazir';
    color: #fff;
    padding: 10px 50px;
    font-size: 20px;
    cursor: pointer;
    transition: all .3s ease-in;
    -webkit-transition: all .3s ease-in;
    -moz-transition: all .3s ease-in;
    -ms-transition: all .3s ease-in;
    -o-transition: all .3s ease-in;
}

#open:hover{
    background: white;
    color: #000;
    border-radius: 20px;
}

.modal_container{
    position: absolute;
    top: 0;
    right: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0,0,0,.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s ease-in-out;
    -webkit-transition: opacity .3s ease-in-out;
    -moz-transition: opacity .3s ease-in-out;
    -ms-transition: opacity .3s ease-in-out;
    -o-transition: opacity .3s ease-in-out;
}

.modal_container.show{
    opacity: 1;
    pointer-events: auto;
}

.modal_container .modal{
    width: 650px;
    background: #fff;
    padding: 10px;
    box-sizing: border-box;
    border-radius: 10px;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    -ms-border-radius: 10px;
    -o-border-radius: 10px;
}

#close{
    background: #2180d8;
    border:3px solid #2180d8;
    font-family: 'vazir';
    color: #fff;
    padding: 5px 30px;
    font-size: 20px;
    cursor: pointer;
    transition: all .3s ease-in;
    -webkit-transition: all .3s ease-in;
    -moz-transition: all .3s ease-in;
    -ms-transition: all .3s ease-in;
    -o-transition: all .3s ease-in;
    margin: 20px 0;
}

#close:hover{
    background: #fff;
    color: #000;
    border-radius: 20PX;
}
#backtoindex{
    width: 250px;
    position: relative;
    top: 350px;
    margin-bottom: 20px;
    background: #2180d8;
    border:3px solid #2180d8;
    font-family: 'vazir';
    color: #fff;
    padding: 10px 50px;
    font-size: 20px;
    cursor: pointer;
    transition: all .3s ease-in;
    -webkit-transition: all .3s ease-in;
    -moz-transition: all .3s ease-in;
    -ms-transition: all .3s ease-in;
    -o-transition: all .3s ease-in;
}

#backtoindex:hover{
    background: white;
    color: #000;
    border-radius: 20px;
}
#a1{
    position: relative;
    top: -100px;
    background-color:#2180d8 ;
    border-radius: 10px;
    font-size: 20px;
    color: white;
    text-decoration: none;
}
#a1:hover{
    background: white;
    color: #000;
    border-radius: 20px;
    transition:0.3s ease-in-out;
    -webkit-transition:0.3 ease-in-out;
    -moz-transition: 0.3 ease-in-out;
    -ms-transition: 0.3 ease-in-out;
    -o-transition: 0.3 ease-in-out;
}
#a2{
    position: relative;
    top: 100px;
    background-color:#2180d8 ;
    border-radius: 10px;
    font-size: 20px;
    color: white;
    text-decoration: none;
}
#a2:hover{
    background: white;
    color: #000;
    border-radius: 20px;
    transition:0.3s ease-in-out;
    -webkit-transition:0.3 ease-in-out;
    -moz-transition: 0.3 ease-in-out;
    -ms-transition: 0.3 ease-in-out;
    -o-transition: 0.3 ease-in-out;
}