.quote-options button {
    border: 0;    
    background: rgb(46 49 64 / 31%);
    color: #2e3140;  
    border-radius: 2px;
    transition: all 0.25s ease-in-out;
    min-width: 34px;
    padding: 2px 0;
    height: 34px;
    width: 34px;
    margin-left: 2px;
}
.quote-options button[disabled] {
    opacity: .5;
}
.quote-options button:not([disabled]):hover {
    background: #2e3140;
}
.quote-options button:not([disabled]):hover md-icon {
    color: #fff;
}
.quote-options button md-icon {
    
    color: #2e3140;
    font-size: 18px;
    height: 18px;
    width: 18px;
    min-height: 18px;
    min-width: 18px;
}