.a{
    background-color: rgb(140, 217, 140);
    border: 5px solid;
    border-radius: 20px;
    
}

.b{
    background-color: rgb(140, 217, 140);
    border: 5px solid;
    border-radius: 20px;
}

.c{
    background-color: rgb(140, 217, 140);
    border: 5px solid;
    border-radius: 20px;
}

.d{
    background-color: rgb(140, 217, 140);
    border: 5px solid;
    border-radius: 20px;
}

.e{
    background-color: rgb(140, 217, 140);
    border: 5px solid;
    border-radius: 20px;
}

.f{
    background-color: rgb(140, 217, 140);
    border: 5px solid;
    border-radius: 20px;  
}

.g{
    background-color: rgb(140, 217, 140);
    border: 5px solid;
    border-radius: 20px;   
}

.h{
    background-color: rgb(140, 217, 140);
    border: 5px solid;
    border-radius: 20px;   
}

.i{
    background-color: rgb(140, 217, 140);
    border: 5px solid;
    border-radius: 20px;    
}

.j{
    background-color: rgb(140, 217, 140);
    border: 5px solid;
    border-radius: 20px;   
}

body{
    background: linear-gradient(green, yellow, pink);
    background-repeat: no-repeat;
    width: 100%;
    height: 100;
}