td.views-field.views-field-field-useful-link-icon {
    width: 50px;
    height: auto;
}
div#block-views-block-useful-link-block-2 .content,#block-views-block-useful-link-block-1 .content{
    max-height: 450px !important;
    overflow-x: scroll !important;
}
#block-views-block-useful-link-block-1 a {
  position: relative;
  text-decoration: none;
  transition: color .4s ease-out;
}

#block-views-block-useful-link-block-1 a:hover {
  color: #457DFB;
  right: 0;
  text-decoration: none;
}

#block-views-block-useful-link-block-1 a:hover:after {
  border-color: #457DFB;
  right: 0;
}

#block-views-block-useful-link-block-1 a:after {
  border-radius: 1em;
  border-top: .22em solid #2F56B0;
  content: "";
  position: absolute;
    right: 100%;
    bottom: -.5em;
    left: 0;
  transition: right .4s cubic-bezier(0,.5,1,1),
              border-color .4s ease-out;
}

#block-views-block-useful-link-block-1 a:hover:after {
  animation: anchor-underline 2s cubic-bezier(0,.5,1,1) infinite;
  border-color: #457DFB;
}

@keyframes anchor-underline {
  0%, 10% {
    left: 0;
    right: 100%;
  }
  40%, 60% {
    left: 0;
    right: 0;
  }
  90%, 100% {
    left: 100%;
    right: 0;
  }
}