Readapt the misuse of BEM, Code organization

- -- is only for a modifier, not a child "child". Use master__child without the parent__ in it to make it more readable.
https://www.smashingmagazine.com/2016/06/battling-bem-extended-edition-common-problems-and-how-to-avoid-them/
- Redefine atom design components

src/style/molecules/_location.scss

@@ -0,0 +1,85 @@
+// Location
+.location {
+    position: relative;
+    margin-bottom: 48px;
+
+    @include breakpoint (sm) {
+        margin-left: pxVW(72);
+        margin-right: pxVW(72);
+    }
+    @include breakpoint (xl) {
+        margin-left: 72px;
+        margin-right: 72px;
+    }
+
+    a {
+        position: relative;
+        z-index: 2;
+        display: flex;
+        flex-flow: column;
+        align-items: center;
+        text-decoration: none;
+    }
+
+    // Flag image
+    img {
+        display: block;
+        width: 32px;
+        height: auto;
+        margin: 0 auto;
+        border-radius: 50vh;
+    }
+
+    // City
+    &__city {
+        font-family: $font-serif;
+        font-size: rem(32px);
+        color: $color-secondary;
+
+        @include breakpoint (sm) {
+            font-size: rem(48px);
+        }
+    }
+        .mask-city {
+            height: 40px;
+            margin: 24px 0 16px;
+
+            @include breakpoint (sm) {
+                height: 64px;
+                margin-bottom: 24px;
+            }
+        }
+        .mask-country {
+            height: 16px;
+        }
+
+    // Hover
+    &:hover {
+        .location__city {
+            color: $color-tertiary;
+        }
+
+        &:after {
+            opacity: 1;
+            transform: translate(-50%, -50%) scale(1);
+        }
+    }
+
+    // Shape on hover
+    &:after {
+        content: "";
+        pointer-events: none;
+        opacity: 0;
+        position: absolute;
+        z-index: 1;
+        top: 50%;
+        left: 50%;
+        transform: translate(-50%, -50%) scale(0.94);
+        display: block;
+        width: 216px;
+        height: 216px;
+        background: rgba($color-lightpurple, 0.3);
+        border-radius: 50vh;
+        transition: all 85ms ease-in-out;
+    }
+}