::selection{
    background-color:rgb(17, 111, 170) ;
}



*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}
body{
    display:flex;
    justify-content:center;
    align-items:center;
    height:100vh;
   background:rgb(17, 111, 170);
}
.continer{
    width:400px;
    background:#fff;
    padding:10px;
    display:flex;
    flex-direction:column;
    direction:rtl;
    border-radius:8px;


}
.continer :where(textarea , button){
 outline:0;
 border:0;
 padding:15px ;
 width:100%;
 font-size:1.2em;
 margin:5px 0;
 border-radius:8px;
}
.continer textarea{
    border:1px solid gray;
}
.continer button{
    background:rgb(17, 111, 170);
    transition: all 1s;
}