.up-button {
    border: 0;
    border-radius: 30px;
    cursor: pointer;
    display: inline-block;
    line-height: 1;
    font-size: 16px;
    text-transform: uppercase;
    min-height: 45px;
}
.up-button--primary {
    background: linear-gradient(277deg, #890b5e -23.34%, #c9002f 98.59%);
    color: white;
    transition: 0.4s;
}
.up-button--primary:hover {
    box-shadow: 0px 0px 30px 0px rgba(238, 34, 101, 0.75);
}

.up-button--secondary {
    color: #333;
    background-color: transparent;
    box-shadow: rgba(0, 0, 0, 0.15) 0px 0px 0px 1px inset;
}
.up-button--small {
    font-size: 12px;
    padding: 10px 16px;
}
.up-button--medium {
    font-size: 14px;
    padding: 11px 20px;
}
.up-button--large {
    font-size: 18px;
    padding: 18px 58px;
}
.up-button:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}
.up-button:disabled:hover {
    box-shadow: none;
}

.loader {
    width: 20px;
    height: 20px;
    border: 2px solid #ffff;
    border-bottom-color: transparent;
    border-radius: 50%;
    display: inline-block;
    box-sizing: border-box;
    animation: rotation 1s linear infinite;
    align-self: center;
}
@keyframes rotation {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}