.arrowup{
    position: fixed;
    bottom: 1rem;
    right: 1.5rem;
    color: rgba(50,50,120,.5);
}


.max10{max-width: 10rem;}.max15{max-width: 15rem;}.max20{max-width: 20rem;}.max25{max-width: 25rem;}.max30{max-width: 30rem;}.max35{max-width: 35rem;}
.minhalf{min-width: 50%;}.minquarter{min-width: 25%;}

.select{
    background-color: transparent;
    height: 10rem;
}

.select > option {
    background-color: rgba(50,50,50,.1);
    margin-top: .3rem;
}

.select > option:checked{
    background-color: rgba(70,50,100,.4);
}