*{
    font-family: "Segoe UI";
    font-weight: 400;
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}
body {
    transition: 1s;
}
h1 {
    text-align: center;
    margin-bottom: 30px;
        font-family: montserrat;
}
@media (min-width: 700px) { .wpapper {
    height: 100vh;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
} }

@media (max-width: 700px) { .wpapper {
    margin: 50px 0;
    flex-direction: column;
    align-items: center;
} }

button {
   padding: 15px 25px;
    background-color: black;
    color: white;
    border: 0;
    font-family: montserrat;
    border-radius: 10px;
    font-size: 1em;
    margin: 0 auto;
    outline: none;
    text-align: center;
    display: block;
}

.wpapper_ser{
   width: 33.333333333%;
    text-align: center;
    padding: 0px 30px;
    font-size: 18px;
    font-family: montserrat;
    background-color: blue;
    color: white;
    margin: 15px;
    border-radius: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 5em;
}
a {
    color: black;
    text-decoration: none;
    font-size: 24px;
    font-family: montserrat;
}
.row{
       display: flex;
}

@media screen and (max-width: 700px) {
   .wpapper_ser{
   width: 100%;
    text-align: center;
    padding: 0px 30px;
    font-size: 18px;
    font-family: montserrat;
    background-color: blue;
    color: white;
    margin: 15px 0;
    border-radius: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 5em;
} 
.row{
    display: block;
    margin: 0 40px;
}
    
}