.zoom-image:hover {
  transition: all 300ms linear;
  transform: scale(1.1); 
  /* opacity: 1; 
  z-index: 99; */
} 

.zoom-image { 
  opacity: 1;
  transform: scale(1.0); 
  transition: all 500ms linear; 
  position: relative;
  width: 250px;
  float: left;
  z-index: 1;
  margin: 10px;
}

.btn-image:hover {
  transition: all 200ms linear;
  transform: scale(1.2); 
  opacity: 1; 
  z-index: 99;
}


/* /////////////////////////////////
//button one
/////////////////////////////// */
/* .btn-1 {
  background: darken($red, 1.5%);
  font-weight: 100;
  
  svg {
    height: 45px;
    left: 0;
    position: absolute;
    top: 0; 
    width: 100%; 
  }
  
  rect {
    fill: none;
    stroke: #fff;
    stroke-width: 2;
    stroke-dasharray: 422, 0;
    transition: all 0.35s linear;
  }
}

.btn-1:hover {
  background: rgba($red, 0);
  font-weight: 900;
  letter-spacing: 1px;
  
  rect {
    stroke-width: 5;
    stroke-dasharray: 15, 310;
    stroke-dashoffset: 48;
    transition: all 1.35s cubic-bezier(0.19, 1, 0.22, 1);
  }
} */

/* ////////////////////////////
//button two
////////////////////////// */
.btn-2 {
    letter-spacing: 0;
}

.btn-2:hover,
.btn-2:active {
  letter-spacing: 5px;
}

.btn-2:after,
.btn-2:before {
  backface-visibility: hidden;
  border: 1px solid rgba(#fff, 0);
  bottom: 0px;
  content: " ";
  display: block;
  margin: 0 auto;
  position: relative;
  transition: all 280ms ease-in-out;
  width: 0;
}

.btn-2:hover:after,
.btn-2:hover:before {
  backface-visibility: hidden;
  border-color: #fff;
  transition: width 350ms ease-in-out;
  width: 70%;
}

.btn-2:hover:before {
  bottom: auto;
  top: 0;
  width: 70%;
}

/* /////////////////////////////
//button -3 
/////////////////////////// */
/* .btn-3 {
  background: lighten($red, 3%);  
  border: 1px solid darken($red, 4%);
  box-shadow: 0px 2px 0 darken($red, 5%), 2px 4px 6px darken($red, 2%);
  font-weight: 900;
  letter-spacing: 1px;
  transition: all 150ms linear;
}

.btn-3:hover {
  background: darken($red, 1.5%);
  border: 1px solid rgba(#000, .05);
  box-shadow: 1px 1px 2px rgba(#fff, .2);
  color: lighten($red, 18%); 
  text-decoration: none;
  text-shadow: -1px -1px 0 darken($red, 9.5%);
  transition: all 250ms linear;
} */

/* /////////////////////////////
//button-4 
/////////////////////////// */
/* .btn-4 {
  border: 1px solid;
  overflow: hidden;
  position: relative;
  
  span {
    z-index: 20;
  }
  
  &:after {
    background: #fff;
    content: "";
    height: 155px;
    left: -75px;
    opacity: .2;
    position: absolute;
    top: -50px;
    transform: rotate(35deg);
    transition: all 550ms cubic-bezier(0.19, 1, 0.22, 1);
    width: 50px;
    z-index: -10;
  }
}

.btn-4:hover {
  
  &:after {
    left: 120%;
    transition: all 550ms cubic-bezier(0.19, 1, 0.22, 1);
  }
} */

/* /////////////////////////////
//button-5 
/////////////////////////// */
.btn-5 {
  border: 0 solid;
  box-shadow: inset 0 0 20px rgba(255, 255, 255, 0);
  outline: 1px solid;
  outline-color: rgba(255, 255, 255, .5);
  outline-offset: 0px;
  text-shadow: none;
  transition: all 1250ms cubic-bezier(0.19, 1, 0.22, 1);
} 

.btn-5:hover {
  border: 1px solid;
  font-weight: 900;
  box-shadow: inset 0 0 20px rgba(255, 255, 255, .5), 0 0 20px rgba(255, 255, 255, .2);
  outline-color: rgba(255, 255, 255, 0);
  outline-offset: 15px;
  text-shadow: 1px 1px 2px #427388; 
}