.wp-block-my-gutenberg-my-example00 {
    display: inline-block;
    padding: 1em 2em 1em 2em;
    margin: 70px auto 20px;
    background: #e60020;
    box-sizing: border-box;
    text-align: center;
    font-size: 24px;
    color: #fff !important;
    text-decoration: none !important;  
    cursor: pointer;
    opacity: 1;
    transition: all .3s;  
    position: relative;
    width: 100%;
		line-height: 120%;
}
.wp-block-my-gutenberg-my-example00::after{
    position: absolute;
    top: 50%;
		right: 20px;
    display: block;
    width: 8px;
    height: 8px;
    border-top: 3px solid #fff;
    border-right: 3px solid #fff;
    transform: translateY(-50%) rotate(45deg);
    content: "";
    transition: right .3s;  
  
}
.youtube-link-button{
	position: relative;
	display: block;
	margin: 20px 0;
}

.youtube-link-button::after {
    display: block;
    width: 108px;
    height: 108px;
    position: absolute;
    top: 50%;
    left: 50%;
    background: url(../png/ico-play.png) no-repeat 0 0/contain;
    content: "";
    transform: translateX(-50%) translateY(-50%);
}