body{
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #3498DB ;
    height: 100vh;
}
.weather{
    background-color: #fff;
    padding: 20px;
    width: 500px;
    border-radius: 15px;
}
.weather img{ 
    width: 250px;
}
button {
    background: #212F3D ;
    font-size: 20px;
    color: #fff;
    border-radius: 5px;
    border: none;
    height: 30px;
}
input {
    width: 200px;
    height: 20px;
}
.header {
    position: absolute;
    top: 160px;

}
h3 {
    font-size: 35px;
    color: #fff;
    font-size: bold;
}
/* Mobile Devices */
@media only screen and (max-width: 767px) {
    body{
        background-color: brown;
    }
    .weather{
        width: 250px;
    }
}
/* Tablets */
@media only screen and (min-width: 768px) and (max-width: 1023px) {
    body{
        background-color: cyan;
    }

}
/* Small Desktops */
@media only screen and (min-width: 1024px) and (max-width: 1199px) {

}
/* Medium Desktops */
@media only screen and (min-width: 1200px) and (max-width: 1439px) {

}
/* Large Desktops */
@media only screen and (min-width: 1600px) {
    body{
        background-color: green;
    }
}