.sd-button-default a {
    display: inline-block;
    position: relative;
    max-width: 100%;
    line-height: 1.5em;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    border-radius: 10px;
    text-decoration: none;
    -webkit-box-shadow: none;
    -moz-box-shadow: none;
    box-shadow: none;
    font-family: 'Muli', sans-serif;
    font-weight: bold;
    transition: .2s ease-in-out;
}

.sd-button-default i.fa {
    margin-left: 10px;
}

.sd-button-default a:hover {
    -webkit-box-shadow: none;
    -moz-box-shadow: none;
    box-shadow: none;
}

.sd-button-default.orange a {
    color: #FE5000;
}

.sd-button-default.darkgray a {
    color: #414042;
}

.sd-button-default.bg-orange a {
    background-color: #FE5000;
    color: #fff;
    padding: 10px 20px;
}

.sd-button-default.bg-orange a:hover {
    background-color: #cb4000 ;
    color: #fff;
}

.sd-button-default.bg-darkgray a {
    background-color: #414042;
    color: #fff;
    padding: 10px 20px;
}

.sd-button-default.bg-darkgray a:hover {
    background-color: #343334;
    color: #fff;
}

.sd-button-default.left {
    text-align: left;
}

.sd-button-default.middle {
    text-align: center;
}

.sd-button-default.right {
    text-align: right;
}

.sd-button-default.marginbottom-0px {
    margin-bottom: 0px;
}

.sd-button-default.marginbottom-20px {
    margin-bottom: 20px;
}

.sd-button-default.marginbottom-40px {
    margin-bottom: 40px;
}

.sd-button-default.marginbottom-50px {
    margin-bottom: 50px;
}

@media screen and (max-width: 767px) {
    .sd-button-default {
        margin-bottom: 40px;
    }
}