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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!">
2 m8 u0 m6 F5 r! _( A Y: L( r - Label for your tooltip! ]6 k; q3 v3 ^8 F3 i" _. L
- </span>
复制代码CSS代码: - .tooltip-toggle {
( h5 F) p2 b1 [8 p2 ` - cursor: pointer;. X+ ] ^/ V' \1 Y. n, {# y
- position: relative;! \: ^* L/ R J$ X4 r, z
- }
7 r, ]: K5 B. t8 ` - .tooltip-toggle svg {
- J9 |4 T* M- E; ?, n* N7 {" ^7 U - height: 18px;
- ]& L9 b$ j% e0 T7 W0 F - width: 18px;8 r% S" f; h- v. }! z9 y. R
- padding-right: 0.5rem;7 _$ b+ r) c: V- \9 r% G
- }
' [& Z3 D9 n/ G' E: b9 ^* a" n* V4 p - .tooltip-toggle::before {3 F6 T3 {+ f4 U
- position: absolute;+ d) I3 T+ J: M, R
- top: -80px; ?+ P* C7 D' o0 F
- left: -80px;
3 @1 `7 l( N: ]! N - background-color: #2B222A;
: y) [9 a$ v: ?# x3 s9 u( K - border-radius: 5px;4 h! c' @+ T7 ^& z
- color: #fff;. Q& u2 v( |' N0 M9 o* W/ E
- content: attr(data-tooltip);0 d. Z- S q8 H/ f7 e1 _
- padding: 1rem;0 @8 P' { {7 V( h; C
- text-transform: none;
5 Z: f! ? y, _# r2 L6 D, y - -webkit-transition: all 0.5s ease;1 _1 y- v# n6 k; G% e$ }
- transition: all 0.5s ease;
8 c1 M. ?& }( y q" y; e: t - width: 160px;
8 n7 j& e$ b+ p' v9 n! K - }
( Z% [7 F* j: S - .tooltip-toggle::after {) A5 ? n# g4 r! r- i8 j
- position: absolute;
' W# A6 X {6 U: t% y' w2 \ - top: -12px;
7 O( \% O `& F% `( W - left: 9px;8 Z5 ~, @' ^* U: m- ?
- border-left: 5px solid transparent;+ j- a3 ^9 P2 _
- border-right: 5px solid transparent;
1 P5 U8 r4 C! g" k" r - border-top: 5px solid #2B222A;
( G' Q7 {7 F/ x- O1 B - content: " ";
; b! W! b7 C8 L - font-size: 0;' [2 y) t/ r2 S, {7 r3 k% k. i" G* }
- line-height: 0; j$ T" t, O/ R9 ]+ K
- margin-left: -5px;
5 v# X% x9 O7 `$ g; t - width: 0;4 {9 [$ _8 `1 k! h( f, e' F+ b
- }
' W7 u' R8 ?1 E9 n - .tooltip-toggle::before, .tooltip-toggle::after {
, E3 y% o; I: R. d, W U - color: #efefef;
- h8 k8 G5 D# {/ u) J9 Z/ g+ Q* {! K - font-family: monospace;
- M1 `0 {/ \: |$ E - font-size: 16px;: F) h. j1 a4 O+ X4 C F
- opacity: 0;; B6 w9 i7 K ^- ~9 N! F" \! H! A
- pointer-events: none;. S* @& w# A" `3 H6 W7 C& M
- text-align: center;+ e( k3 ~- e+ B. O% G* P* k
- }
[0 t, F; T( s4 K5 W - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 D% s& M }* B
- opacity: 1;5 O- `7 c7 w" e1 K) j, }; a' W* J/ C( O
- -webkit-transition: all 0.75s ease;# T# d* [3 L! G& L5 t: J
- transition: all 0.75s ease;
. h1 f9 E4 K' ] - }
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"># V" `3 ]+ X" O' V7 ~( D* j! M* D
- <ul class="nav-items">% C- \' E; g" m0 X! v" X9 Z& @
- <!-- Navigation -->4 p; Z3 u, y& ?
- <li class="nav-item"><a href="#">Home</a></li>
3 M' w3 x% L5 s6 a" s# d+ T# J - <li class="nav-item"><a href="#">About</a></li>6 `, [. J9 J2 j8 \ K( h
- <li class="nav-item"><a href="#">Contact</a></li>9 ~! s+ f" s2 {1 G( n7 n
- <!-- Dropdown menu -->. o& A1 J w" m- ~
- <li class="nav-item nav-item-dropdown">
8 U6 e$ \+ Y7 Z# Q% z' B. U - <a class="dropdown-trigger" href="#">Settings</a>
; j1 W/ _. }1 y - <ul class="dropdown-menu">7 D( ]; v. O9 Y! n6 Z6 U
- <li class="dropdown-menu-item">
6 @5 [4 W* |8 V" s! Q$ y - <a href="#">Dropdown Item 1</a>, i$ d' w" V2 H/ h5 a+ w
- </li>
$ ?8 i# B0 X6 e x3 ]% _ - <li class="dropdown-menu-item">5 U$ R; f5 C$ n6 ?( ~& X
- <a href="#">Dropdown Item 2</a>; Y, d0 b! N+ k2 m4 P
- </li>7 c" h! v& t( X+ a0 \' B
- <li class="dropdown-menu-item">
& l7 r, H. O( |! ~ - <a href="#">Dropdown Item 3</a>
! Q2 M! `" U9 h( W7 y' v' s- ^5 l - </li>/ G; w$ b+ n9 h* t
- </ul>) x" k( ]3 ?. L: h
- </li>3 \( m' t4 k# K$ W( Q7 V0 p F) v
- </ul>
3 d! C5 C; Q4 \, U( j4 s - </div>
复制代码对应的CSS代码如下: - .nav-container {% }; v9 j1 x4 H" Z
- background-color: #fff;2 @5 j2 m& ]! j& z
- border-radius: 4px;
: t& {6 \- x) [. \7 A& R3 V - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 P/ x* x& t& T+ K2 d/ h* h: l2 o - padding: 1em;
2 ~( C/ H+ |" }- K) H - border: 1px solid #eee;7 B# [' O( I; _/ F3 {: _
- display: block;$ k1 r( ~" ~/ F* K
- max-width: 400px;* Q/ d! W& w% v0 q# k
- margin: 0 auto;/ Z. B) |7 \. a. n+ z: S
- text-align: center;$ t) {1 g6 o5 K# s6 H
- }
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q7 ~3 i) [, d( q% _ P - li {
; a! N+ U3 |! o" ^1 `; x - list-style: none;4 N2 @0 l0 _$ U& x& C/ o. e
- -webkit-padding-start: 0;
, [( F5 c1 y _0 j) b - }6 R+ x- M9 T& T9 g2 C8 [" e0 n/ g
- a {
- l- m( V# ^4 h# r/ T: W& c4 T3 k - text-decoration: none;
/ S, a1 K7 \, y. V% v8 r - color: #ED3E44;4 y9 Y7 n4 K% j5 G# [/ M
- }/ R6 P% B# n3 }9 }0 l j, b
- .nav-item {% v" \5 P% S0 h+ }+ \" j" b. c
- padding: 1em;4 M3 f; W% L, f& ?
- display: inline;
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- .nav-item-dropdown {: F; @) u5 C7 D& N
- position: relative;+ D2 X1 g& Y" Z# d
- }0 U2 j, d3 K' N) H: Z7 t4 r! ~
- .nav-item-dropdown:hover > .dropdown-menu {% Z: f0 D z" I0 W/ y+ x h
- display: block;
! e' F3 N& _* o( l2 M% Q) C - opacity: 1;2 f2 c$ C0 ~8 Y
- }
8 K- b8 L) `$ p0 j& R+ F# u: j0 i - .dropdown-trigger {$ \8 y/ K6 ]- C% Q) n4 M
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {: L- w& k2 K5 @
- display: block;
2 J" }. O* w' q& G' \( Y8 l - opacity: 1;
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5 _' F. u, ~8 l+ K3 o9 t - .dropdown-trigger::after {3 |; @& V2 {2 E: \ A9 A
- content: "›";: r2 K, R' T4 e8 p4 L
- position: absolute;
: [# [; c: k2 I- j0 \4 b& s - color: #ED3E44;! ]8 d% y0 X- T+ p; Q% L$ }
- font-size: 24px; I/ k, m1 k& e8 ]6 r9 h
- font-weight: bold;
' s! X: h" @7 i9 x - -webkit-transform: rotate(90deg);
$ [- x% j) B' {2 b9 [9 f2 l+ O - transform: rotate(90deg);
0 x9 o- D! X0 ~6 _* |1 ? - top: -5px;
- C0 a; Y/ v3 U4 t - right: -15px;
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- .dropdown-menu {
( c* l: _* G2 n - background-color: #ED3E44;/ f, d5 m! e& b$ R2 R" x8 W: [
- display: inline-block;
" h9 _$ X, O, o; d. M - text-align: right;
% i" e! ~1 k0 I K) }* L% O - position: absolute;) e/ M, O; h v* f9 \
- top: 2.5rem;
) E) o& [$ J+ k* E: O* V. ]! t+ o - right: -10px;6 @! e! s- Q! b% H/ j
- display: none;; D9 m% S& L# ~
- opacity: 0;
4 m( W! e% X1 q( S4 n# q - -webkit-transition: opacity 0.5s ease;
; ?. j" I. x, b& C3 u: y3 }4 x8 L - transition: opacity 0.5s ease;
$ W6 z% s2 q8 H) v - width: 160px;4 s( H0 A8 v! Q
- }
2 X7 e7 Z0 ~8 s3 J - .dropdown-menu a {4 @9 g2 f9 O M O; Z
- color: #fff;9 V0 [: j5 P2 S, l* b
- }6 D, n3 q0 M$ @& R+ L. }
- .dropdown-menu-item {
% a' {/ M7 w# g! X - cursor: pointer;, S1 Y' P ~) W- Q8 S3 e" y
- padding: 1em;
p9 c, p7 ^3 [* h - text-align: center;
, L0 z' e6 c& [4 F - }
/ V: W/ o! Q$ v- P) m: K - .dropdown-menu-item:hover {; V( E. \! r y3 o* v( {' ^
- background-color: #eb272d;
8 b; Q5 z# g9 F - }
复制代码
( s2 \' M: L0 ]- i4 v3 t7 y! L可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
" l5 T+ @$ e q- G7 \ - <!-- Checkbox toggle -->6 V' q" X, K% g( G' X5 _/ u
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">- D" b' [& W- U# l4 f
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, |- B; p B+ Y" t - <!-- Content to toggle from www.mfbuluo.com-->, ~( r+ F+ ~9 N+ T4 P9 q" B
- <div role="toggle" class="toggle-content">
) T) R. }* a9 J/ j% u7 j - BA-NA-NA-NA!
& G5 P6 X1 G' C - </div>- X' [: b6 y* E6 L d
- </div>
复制代码CSS代码内容如下: - .toggle {
7 L. Q" d& i; t4 ^- w3 A - margin: 0 auto;5 m. Q4 `8 ^+ S' f* j% S
- max-width: 400px;
) ] @+ \5 M1 N2 w- J0 q' f - }
) W B( n. E( l! `& D - .toggle-label {
4 ~. f* D( ^; h6 c& `. i - font-size: 16px;: ?' C5 x# k, w( I* V1 ~* u Q) h
- background: #fff;" i e- e( i- l7 F5 q, k- [0 x
- padding: 1em;
" p3 `3 N& P% ], l% b! R% g1 R - cursor: pointer;% ^2 k4 b9 F5 b: j2 `
- display: block;# M) G& O5 z4 n# [5 s( X
- margin: 0 auto 1em;
7 ?: z6 f6 @( \ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* D7 I& J, ^+ D0 k1 ?# w
- border-radius: 4px;! E% R2 R8 E. h' Y# A6 E8 U
- }
' j2 u. j3 W& x& q7 \; B5 _ - .toggle-label:after {
8 ^3 ]$ A2 @& Z( m - color: #ED3E44;
3 k0 I/ e- M9 h' W6 f0 } - content: "+";: N2 J2 [: Y, r& Y" v4 D
- float: right;
, f- k( D) a2 j. \" \, i* b6 ^ - font-weight: bold;4 R4 N+ S9 L( Q9 t
- }" B' k5 g; h V0 u2 {
- .toggle-content {; D0 S6 {/ I9 Y) y
- color: #B0B3C2;
7 u2 v8 J- ~2 U$ B - font-family: monospace;
& B# j' @5 g, g7 V9 j$ B8 S - font-size: 16px;% z8 K$ g3 M+ B# W$ F; V' z3 V& S
- margin-bottom: 1.5em;
! @5 p% Z. `8 p0 n) V - padding: 1em;
/ }3 C7 }) F' e) V5 h# x. J - }' `0 v2 E7 {* [# W0 ^6 d
- .toggle-input {, B: [. ?" d: i: R7 v) W A
- display: none;
) d, k5 a* A- h - }
* I( `' f$ m* q% o - .toggle-input:not(checked) ~ .toggle-content {
- u v. X7 X5 u0 p) f- q - display: none;
# l& C k1 B! q1 T2 C# Z9 h8 S - }: a0 m( F6 z4 W U
- .toggle-input:checked ~ .toggle-content {
& b& a9 h2 X# u# H4 X; h7 q - display: block;
) m' U9 c8 d: Z3 L- x - }, [' }3 V" D! [9 h6 A, P3 K9 Q; E
- .toggle-input:checked ~ .toggle-label:after {
3 s8 D: e% e: D" H$ Y - content: "-";
% f$ ^2 t+ T; C" Y0 g$ r' ?4 v6 e - }
复制代码
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