Multirelated post above /head> tag

     <style type='text/css'>
/* Multi Related Post */
.gourabdesignmultiRelated {
    background-color: #2a2a2a;
    color: #fff;
    margin: 15px auto;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    flex-wrap: nowrap;
    justify-content: space-between;
    overflow: hidden;
    transition: all .3s;
    text-shadow: rgba(25, 230, 230, 1) -55px 43px 63px;
    border-radius: 10px; /* Adjust the value as needed for rounded corners */
    position: relative;
}

.gourabdesignmultiRelated:hover {
    background-color: #222;
}

.gourabdesignmultiRelated::before {
    content: &#39;&#39;;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 10px; /* Same as .gourabdesignmultiRelated border-radius */
    box-shadow: 0 0 25px 7px rgba(3, 16, 255, 0.44);
    opacity: 0;
    animation: glowEffect 1s infinite alternate;
}

@keyframes glowEffect {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

.gourabdesignmultiRelated .content {
    padding: 12px 15px;
}

.gourabdesignmultiRelated .content .text {
    margin-right: 5px;
    display: inline-block;
    animation: heartbeat-text 1s ease infinite;
}

@keyframes heartbeat-text {
    0%, 100% {
        color: #fff;
        transform: scale(1);
    }
    50% {
        color: #fff; /* Adjust color as needed */
        transform: scale(1.1);
    }
}

.gourabdesignmultiRelated .content a {
    color: #fff;
    text-decoration: none;
    line-height: 1.5em;
}

.gourabdesignmultiRelated .content a:hover {
    text-decoration: underline;
}

.gourabdesignmultiRelated .icon {
    height: auto;
    min-width: 55px;
    background: #f44336 url(&quot;data:image/svg+xml,%3Csvg viewBox=&#39;0 0 24 24&#39; xmlns=&#39;http://www.w3.org/2000/svg&#39;%3E%3Cpath d=&#39;M8.59,16.58L13.17,12L8.59,7.41L10,6L16,12L10,18L8.59,16.58Z&#39; fill=&#39;%23fff&#39;/%3E%3C/svg%3E&quot;) center / 40px no-repeat;
    transition: all .3s;
    animation: heartbeat-icon 1s ease infinite;
}
 </style>