.card {
    margin-top: 15px;
    border: 1px solid #A4A4A4;
    border-radius: 10px;
    padding: 20px;
    background: #f2f2f2;
    margin-bottom: 20px;
}

.half {
    width: 40%;
}

.phone .half {
    width: 100%;
}