#app{
    position: relative;
}
.contend{  
    position: absolute;
    top: 0;
    right: 0;
    left: 200px;
}

.sidebar{
   position: fixed;
   top: 0;
   bottom: 0;
   left: 0;
   width: 200px;
   z-index: 100;
   padding: 10px;
   box-shadow: inset -1px 0 0 rgba( 0, green 0, blue 0, alpha .1);
   overflow-y: auto;
}

.tab {
    overflow: hidden;
    border: 1px solid #082567;
    background-color: #50c878;
}
 
.tab button {
    background-color: inherit;
    float: Center;
    border: none;
    outline: none;
    cursor: pointer;
    padding: 16px 20px;
    transition: 0.3s;
}

.tab button:hover {
    background-color: #72bb88fa;
}

.tab button.active {
    background-color: #8cce9a;
    color: #000000;
}

.tabcontent {
    display: none;
    padding: 6px 12px;
    border: 1px solid #00000000;
    border-top: none;
}
.row {
    width: 100%;
    text-align: left;
    display: flex;
    flex-direction: row;
    justify-content: left;
}
.block {
    width: 300px;
}
.block-image {
    width: 30%;
}
.block-text {
    width: 60%;
}
body{
    font-family:"Tiems New Roman",Arial, Helvetica, sans-serif;
}

.easy-zoom-effect {
    transition: transform 1s ease;
  }
  
  .easy-zoom-effect:hover {
    transform: scale(3);
  }