css 向下箭头 - 动画淡化 - 例如：http：//www.kinkycurlystraight.com.au

Posted 2021-05-13

<div class="downArrows">
  <a href="#section1"> 
    <span class="m_scroll_arrows unu"></span> 
    <span class="m_scroll_arrows doi"></span> 
    <span class="m_scroll_arrows trei"></span> 
  </a>
</div>

/* ---------------------------------- */
/* ----------- DOWN ARROW ----------- */
/* ---------------------------------- */

.downArrows{
position:absolute;
  width:100%;
  text-align:center;
  bottom:0px;
  left:0px;
  
    display: -webkit-flex;
   display: -ms-flexbox;
   display: flex;
   
   -webkit-flex-direction: column;
   -ms-flex-direction: column;
           flex-direction: column;
             
   -webkit-align-items: center;
   -ms-flex-align: center;
           align-items: center;
}

.m_scroll_arrows {
    display: block;
    width: 5px;
    height: 5px;
    -ms-transform: rotate(45deg);
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
    border-right: 2px solid white;
    border-bottom: 2px solid white;
    margin: 0 0 3px 4px;
    width: 16px;
    height: 16px;
}
.unu {
    margin-top: 1px;
}
.unu, .doi, .trei {
    -webkit-animation: mouse-scroll 1s infinite;
    -moz-animation: mouse-scroll 1s infinite;
    animation: mouse-scroll 1s infinite;
}
.unu {
    -webkit-animation-delay: .1s;
    -moz-animation-delay: .1s;
  animation-delay: .1s;
    -webkit-animation-direction: alternate;
}
.doi {
    -webkit-animation-delay: .2s;
    -moz-animation-delay: .2s;
  animation-delay: .2s;
    -webkit-animation-direction: alternate;
    margin-top: -6px;
}
.trei {
    -webkit-animation-delay: .3s;
    -moz-animation-delay: .3s;
  animation-delay: .3s;
    -webkit-animation-direction: alternate;
    margin-top: -6px;
}

@-webkit-keyframes mouse-wheel {
    0% {
    opacity: 1;
    -webkit-transform: translateY(0);
    -ms-transform: translateY(0);
    transform: translateY(0);
}
100% {
    opacity: 0;
    -webkit-transform: translateY(6px);
    -ms-transform: translateY(6px);
    transform: translateY(6px);
}
}@-moz-keyframes mouse-wheel {
    0% {
    top: 1px;
}
25% {
    top: 2px;
}
50% {
    top: 3px;
}
75% {
    top: 2px;
}
100% {
    top: 1px;
}
}@-webkit-keyframes mouse-scroll {
    0% {
    opacity: 0;
}
50% {
    opacity: .5;
}
100% {
    opacity: 1;
}
}@-moz-keyframes mouse-scroll {
    0% {
    opacity: 0;
}
50% {
    opacity: .5;
}
100% {
    opacity: 1;
}
}@-o-keyframes mouse-scroll {
    0% {
    opacity: 0;
}
50% {
    opacity: .5;
}
100% {
    opacity: 1;
}
}@keyframes mouse-scroll {
    0% {
    opacity: 0;
}
50% {
    opacity: .5;
}
100% {
    opacity: 1;
}
}