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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">- a3 N" Y8 [" z0 ~
- Label for your tooltip% y- J8 Z, Z f0 V ~5 J
- </span>
复制代码CSS代码: - .tooltip-toggle {% }# Y' e4 l( F$ _, m+ U5 z
- cursor: pointer;
" [& L1 q; a; } - position: relative;2 ?2 D! K5 a+ n$ |
- }; K$ T9 l3 g" z! r& v) v
- .tooltip-toggle svg {
1 F" S( O( D! w7 Y/ ?7 U - height: 18px;
8 X. J6 ]; Z& j5 }( A - width: 18px;
+ l% q2 u4 m/ K/ f- w1 l, Z& n, J - padding-right: 0.5rem;
% F2 |. H1 G3 c+ O% e - }1 Q% [6 M: D' a3 P( @
- .tooltip-toggle::before {2 |2 M. Q1 f, O. n! c. v
- position: absolute;
+ d! [. b: l/ `) |! O8 q6 S# ? - top: -80px;
% F" p* K& {1 [" m! o5 _ - left: -80px;. d! G/ Q- N# C5 T3 d4 m+ ]
- background-color: #2B222A;
' K+ `( ~9 Y! C8 d$ a& @ - border-radius: 5px;. y7 |) H l7 B |8 r
- color: #fff;
' E8 v; f# G" j8 w/ D! Z7 S2 z; e - content: attr(data-tooltip);
% t b% o: l/ G* h; V. G - padding: 1rem;
9 A, N* n# ^3 [, M2 q6 y T - text-transform: none;
1 [; G$ d. ^/ j! @* t. b - -webkit-transition: all 0.5s ease;
6 k( u3 M6 e& J - transition: all 0.5s ease;! S$ n( E) ^ o. ?) _
- width: 160px;4 o! ~& z" ?$ t+ p6 U6 `
- }7 c9 \# H" S$ c! h* `
- .tooltip-toggle::after {* C! ], o- A& m9 S! j! W! t
- position: absolute;! c; P: [9 \" {6 n3 t
- top: -12px;
& K e& K% H2 Q) q; D$ } - left: 9px;
: C" A3 N9 Q7 x2 P3 B$ V/ Q - border-left: 5px solid transparent;
9 s `8 A* V+ y4 y9 ~$ O - border-right: 5px solid transparent;* L% W# Y" B% q" C9 N
- border-top: 5px solid #2B222A;
6 \5 K: L0 }; E2 w" o4 Y - content: " ";
0 t6 w4 `0 u' m" j& o - font-size: 0;( w3 ]/ F: o" I' W
- line-height: 0;, C2 M4 d$ A' {+ n" ]
- margin-left: -5px;
! G& A& h9 i4 J+ R - width: 0;% K( j4 J3 G+ K) ?1 q
- } D% D6 Y) Q9 f5 J9 F5 O
- .tooltip-toggle::before, .tooltip-toggle::after {9 I2 Z8 s" F$ R: V$ P7 X
- color: #efefef;
, T) z4 o% W4 b T; s6 T$ M0 ^ - font-family: monospace;; \) ]( O# i8 t( M5 D- Z
- font-size: 16px;7 m1 O; w5 e6 k o0 L% f
- opacity: 0;
) j+ z. @2 g0 O* O6 t" Y - pointer-events: none;6 P! l ? J$ s) O/ H5 R: g, g8 B/ s
- text-align: center;
$ O" X1 U8 p1 P' o5 ? - }
3 N9 N+ o; i: f, b - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {+ j8 Z9 u! I% B# h' Q
- opacity: 1;
) ?! S! z9 z! G) k - -webkit-transition: all 0.75s ease;
& ]1 |+ c" h8 E: I - transition: all 0.75s ease;
b- W* h# ?, J2 L1 ` - }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">5 l) V2 r; O! c
- <ul class="nav-items">& U! F& \- I4 ? m* r6 E8 n# o) q
- <!-- Navigation -->! \% ]: O% Q1 F: ^1 y
- <li class="nav-item"><a href="#">Home</a></li>
% F9 ]2 X9 q3 P! f& d - <li class="nav-item"><a href="#">About</a></li>
/ |3 @* }4 X! Y+ h, o$ y - <li class="nav-item"><a href="#">Contact</a></li>
/ j/ R& C2 M8 V( b, l2 v* C2 Y - <!-- Dropdown menu -->1 b# e5 i) a T" V* X
- <li class="nav-item nav-item-dropdown">
" \2 i; s& L/ C, T- ?+ K* g - <a class="dropdown-trigger" href="#">Settings</a>3 L5 z3 p8 _. K! x6 y8 ?
- <ul class="dropdown-menu">, _; o$ i+ C/ Z! q% J E
- <li class="dropdown-menu-item">
; X2 O% p1 e% M% z' @ - <a href="#">Dropdown Item 1</a>/ b& Z5 k( b4 @- H* f, s
- </li>
Q) k* n* B; T- B - <li class="dropdown-menu-item">" g) f! }2 v1 `, c" ?& T
- <a href="#">Dropdown Item 2</a>. p6 Y) u1 f: o1 F' |
- </li>
9 M; k) \8 L) X/ Y - <li class="dropdown-menu-item">' j1 ~/ D" d, h* ^
- <a href="#">Dropdown Item 3</a>( d9 M2 s; X. I. H i: [- a
- </li>
5 {7 ^8 z: n* {( W# T# I; B - </ul>
: p- j" K1 Q) d F# ~* e' ? - </li>! t1 Q8 B8 T" g6 }: C8 C$ U1 u9 a
- </ul>
* `/ \* d6 v) ]* S& y" w - </div>
复制代码对应的CSS代码如下: - .nav-container {
0 k" I- H, m w) y - background-color: #fff;
' o2 p6 v" C0 K1 P& x - border-radius: 4px;
( _( H' w$ }+ n) Z+ o - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* V1 u2 D1 y7 _0 {8 h7 S0 u6 Y
- padding: 1em;4 a: _; ], F- n) e) r1 |3 `; {
- border: 1px solid #eee;4 K# z! ?0 g( Q0 q
- display: block;5 ~& m* k$ x2 I- a! f
- max-width: 400px;) ?, V5 ]0 _! k+ s9 P
- margin: 0 auto;
( z# U* H5 X' z% N7 d4 V: Q - text-align: center;, Z% {' V) p" `
- }
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- li {
* f+ h% H7 Q* {) | - list-style: none;
; x2 b) y( V' s* t7 X7 _ - -webkit-padding-start: 0;6 p8 g6 X/ N* c
- }
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- text-decoration: none;9 C7 `+ y$ |& ^" f; s
- color: #ED3E44;
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( Q: ?0 `" J" T, m* s5 { - .nav-item {4 F& r) J; X/ U. N5 w7 e
- padding: 1em;) Z3 _& B7 C$ U: j
- display: inline;8 U2 [% E7 f& ~8 B" c/ P
- }
* N# R& g- {5 K5 L - .nav-item-dropdown {% b! |, T+ h8 O
- position: relative;9 f. ]9 k# x! n2 W- i9 [; k5 X1 X, A
- }9 K4 j$ @" d' N' \
- .nav-item-dropdown:hover > .dropdown-menu {
- r3 P( D/ _8 j B- \ - display: block;
$ J5 D! f0 _( m% C4 e T/ \ - opacity: 1;
5 O8 a W3 ^7 k$ `) r+ _ - }5 A% p' X7 c1 D/ ~8 O" F) ~
- .dropdown-trigger {3 R* k3 }5 S6 s6 n' @
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {9 P) n. u+ J. V0 _
- display: block;4 ~# P4 Y# M( k' s# B" K; x* A* T
- opacity: 1;
, C# P b+ J, A8 A' ^ - }
4 x6 E! j/ z& x+ G, x9 T( S - .dropdown-trigger::after {
, ^) c) D! ]. e9 m# ~- Q - content: "›";
5 u* X) ~( N$ m7 n) a7 f" k - position: absolute;
8 a/ A5 _) s# c9 ^7 d7 B2 W( s6 ~ - color: #ED3E44;
1 R/ ?7 P9 |% {( F- Z6 A - font-size: 24px;
: Y0 `2 H$ r; j: S0 r - font-weight: bold;2 h7 R. J9 K6 \) S. H7 K
- -webkit-transform: rotate(90deg);
; E" q/ A, ]$ ^4 L - transform: rotate(90deg);
# M! h2 f a3 U" I: V, v4 L - top: -5px;
\0 a c6 k D2 D* |/ b% r - right: -15px;0 a' d1 \" S& O2 W: r8 S
- }
7 I- I$ T5 i+ }" Z- G$ @' w% J+ W - .dropdown-menu {
3 o$ V6 y, I4 R% ?4 y - background-color: #ED3E44;
: J, e7 G5 a. q$ W6 t/ C! [4 ` - display: inline-block;% {3 Q- h& n1 @3 A
- text-align: right;
, M- I/ `$ l# K% B E2 q$ ^+ C0 z2 p - position: absolute;
8 A6 D) R: P, D! o' V! K; c K - top: 2.5rem;
# F6 K# P# _0 n7 C2 G - right: -10px;: m+ l( v& A* S: E" V( | r# w
- display: none;
: K7 q) d4 \/ F- {7 i4 S5 w - opacity: 0;
! Y2 x7 e# p% R2 d - -webkit-transition: opacity 0.5s ease;
$ s; m2 k- J+ \$ H; V* R - transition: opacity 0.5s ease;
1 D1 D+ e4 U' a( w6 k' r1 o - width: 160px;
) ]- k1 G1 y" b" Z& a - }
" K3 }. T! {( z0 Y! I' V - .dropdown-menu a {* f6 i1 c, K$ h: ^0 S* i+ N6 N! m
- color: #fff;
" t& ]& i4 T% u6 t5 H# X0 q - }' x. ?# ^0 \- t f) \/ H! F- N
- .dropdown-menu-item {1 m% ~3 S v& h4 Z5 I
- cursor: pointer;
8 Z: s M+ S) L - padding: 1em;. D) Y8 K7 j8 w3 ]* n4 L/ i6 ]' z
- text-align: center;
b+ P" y: Q/ A2 x+ ~; n0 j) ` - }
/ R7 L* a! t: ~9 h! L - .dropdown-menu-item:hover {- u1 r$ F/ e% U" }
- background-color: #eb272d;
2 W4 T9 I! y" K4 q3 p. ~ - }
复制代码
, X$ J" Z/ {6 _可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: g& N1 N5 ?" g+ H: P, }
- <!-- Checkbox toggle -->& O) B8 T2 c7 e/ n4 G0 V
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">3 `' c9 d$ O' S
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: a3 W# w- v$ ~' \/ J - <!-- Content to toggle from www.mfbuluo.com-->
/ S) g/ F- w8 b: ] - <div role="toggle" class="toggle-content">6 j9 |; [6 _/ H2 n
- BA-NA-NA-NA!
# y& Y: Y }" I+ ` - </div>5 k& o" ~8 @) [
- </div>
复制代码CSS代码内容如下: - .toggle {
, e7 U3 j8 L8 `9 a8 W4 N - margin: 0 auto;
) C! g# j5 ~) y0 ^" q9 M0 X$ E - max-width: 400px;5 Z) B# j2 o( K" X9 d' f
- }- l! J- g, m8 d. o
- .toggle-label {
" L* f, U) Y! l1 h# H, x0 V+ | - font-size: 16px;; P/ n; h, V# g }; m; U8 I4 E
- background: #fff;! w% B2 z, y' m
- padding: 1em;
w' l, S4 l* w# Q - cursor: pointer;7 a' C+ K# r0 g2 N, r5 B8 | F' \9 ~
- display: block;: F1 D8 _" y2 u" Q
- margin: 0 auto 1em;/ L+ g2 M) f2 H; `2 X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; v7 w3 O3 I7 A+ e% K
- border-radius: 4px;: m& N Q+ \9 d( b8 ?
- }
8 @% H* n( D; y0 S, p - .toggle-label:after {& y2 k3 d. h- c5 V' f
- color: #ED3E44;
9 Q: v! v+ M* E: W$ f i - content: "+";' Z$ ]! I; Z# C: v' F# s
- float: right;& U" |* \! F: X4 v6 i2 j+ j" [2 e
- font-weight: bold;
7 }# F" U0 t- ^8 D3 F - }# f, k* Q0 Y. l, }5 u) v
- .toggle-content {
9 I( b" ~ S) u n' U - color: #B0B3C2;
5 r8 Y8 Z X/ q& |, f8 D - font-family: monospace;" i; F. n: } T+ B
- font-size: 16px;
$ {/ I7 {0 V$ N' C - margin-bottom: 1.5em;- k. a8 I6 N; b% D* ?
- padding: 1em;
( t8 t7 K. V1 D( A4 l - }& x+ [% f7 l- ~& H6 D6 Q
- .toggle-input {( r$ c' A0 b7 v8 U# k3 U! e" p
- display: none;* _ ]1 C, [7 K c
- }
9 Q* o$ S2 L2 H7 m5 S4 M - .toggle-input:not(checked) ~ .toggle-content {
! O) h, e6 v! I% R - display: none;
/ _; v5 O$ Q7 [ - }1 q* Y ?/ M2 |0 } }
- .toggle-input:checked ~ .toggle-content { R( ?" A4 p2 t: k
- display: block;1 y$ B' }3 h+ |! X+ ~; E1 r) @
- }& T% u( E) V9 ^9 Z3 \3 @; Q* s
- .toggle-input:checked ~ .toggle-label:after {" Y: k9 y2 z& G- M* C# T0 F
- content: "-";$ Y" u4 F2 {& ]% Y3 }
- }
复制代码 5 [3 B* @0 z: N( I$ v$ ]
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