.custom-btn {
    border-radius: 4px;
    background-color: #e5524e;
    border: none;
    color: #fff;
    text-align: center;
    font-family: 'Roboto Condensed', sans-serif;
    font-size: 20px;
    text-transform: uppercase;
    padding: 16px;
    width: 220px;
    transition: all 0.5s;
    cursor: pointer;
    margin: 36px;
    box-shadow: 0 10px 20px -8px rgba(0, 0, 0,.7);
}

.custom-btn{
    cursor: pointer;
    display: inline-block;
    position: relative;
    transition: 0.5s;
}

.custom-btn:after {
    content: '→';
    position: absolute;
    opacity: 0;
    top: 14px;
    right: -20px;
    transition: 0.5s;
}

.custom-btn:hover{
    padding-right: 24px;
    padding-left:8px;
}

.custom-btn:hover:after {
    opacity: 1;
    right: 10px;
}