.panel {
    margin-bottom: 20px;
    background-color: #fff !important; 
    -webkit-background-clip: padding-box !important;
    background-clip: padding-box !important;
    border: 1px solid #999 !important;
    border: 1px solid rgba(0,0,0,.2) !important;
    border-radius: 6px !important;
    outline: 0;
    -webkit-box-shadow: 0 3px 9px rgba(0,0,0,.5) !important;
    box-shadow: 0 3px 9px rgba(0,0,0,.5) !important;
}

.panel-default > .panel-heading {
    background-color: white !important;
    padding: 0.5rem 1.5rem;
    display: -ms-flexbox;
    display: flex;
    min-height: 3.5rem;
    -ms-flex-align: center;
    align-items: center;
    border-top-left-radius: 7px !important;
    border-top-right-radius: 7px !important;
    border-left: 2px solid #1753fc;
    border-bottom: 1px solid rgba(107,122,144,0.1);
    padding: 1rem 1.25rem;
    margin-bottom: 0;
    border-bottom: 1px solid rgba(0,0,0,.125);
    font-size: 2.5rem;
}