.logo {
    width: 250px;
    margin-bottom: 15px;
}

.form-wrapper {
    margin-bottom: 30px;
}

.item-group .item {
    border-left: 5px solid #007bff;
    margin-bottom: 20px;
}

.remove_button {
    float: right;
}

.submit_btn {
    position: relative;
    transition: padding-right .3s ease-out;
}

.submit_btn.loading {
    padding-right: 40px;
}

.submit_btn.loading:after {
    content: "";
    position: absolute;
    border-radius: 100%;
    right: 6px;
    top: 50%;
    width: 0px;
    height: 0px;
    margin-top: -2px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-left-color: #FFF;
    border-top-color: #FFF;
    animation: spin .6s infinite linear, grow .3s forwards ease-out;
}

@keyframes spin {
    to {
        transform: rotate(359deg);
    }
}

@keyframes grow {
    to {
        width: 14px;
        height: 14px;
        margin-top: -8px;
        right: 13px;
    }
}