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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!">
1 y5 H, _# q. W& P - Label for your tooltip
! N: W" V0 ]) D1 L& _" d - </span>
复制代码CSS代码: - .tooltip-toggle {5 o' k' |7 A# G2 M: G/ B# ?
- cursor: pointer;5 f" O7 J9 B$ R4 ]" s! W
- position: relative;
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- .tooltip-toggle svg {
/ E; s% _1 ]* n6 g - height: 18px;/ C" ^9 n8 I) I6 b7 ~
- width: 18px;; V d8 i' h4 _0 J, |# N& Y4 N
- padding-right: 0.5rem;
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- .tooltip-toggle::before {: [/ w: }/ C2 j7 J/ W' W
- position: absolute;
/ `/ `- e: n9 M/ _; A7 R0 W! L9 Z - top: -80px;
& f4 d+ b, _7 n- a9 |# o - left: -80px;
" }& ^- T) N& p; D - background-color: #2B222A;
3 b$ N) |) W% L$ ?9 \6 K) X, P - border-radius: 5px;
6 M8 _- z/ {+ s - color: #fff;
# e" r1 v& g+ a8 p8 D, |# U, K, n6 R - content: attr(data-tooltip);+ F& a2 {# h1 h, N5 F+ g0 G
- padding: 1rem;0 s8 W6 Q x; Y. D ~; e3 T
- text-transform: none;( y' [2 `$ p6 h' a3 G' y
- -webkit-transition: all 0.5s ease;
- A4 s% |, {8 b. w9 J) s4 [ - transition: all 0.5s ease;
8 W( o3 y5 Y- |0 D: s - width: 160px;
. U' p0 M6 f5 }0 k# V0 \9 i2 s - }
0 {1 v2 q5 h; L W5 _: X - .tooltip-toggle::after {
" ^6 L1 ^2 p% W8 z6 g. M" F - position: absolute;6 v% c J* Z/ F; }
- top: -12px;
# n" l4 a% t# r: u - left: 9px;$ q7 ^' a- A, {; W' S
- border-left: 5px solid transparent;
) q4 q6 P5 z4 I+ F - border-right: 5px solid transparent;
E" A R+ C/ x. Y L - border-top: 5px solid #2B222A;1 ^# d9 i9 j! E4 u+ v5 O. k
- content: " ";( p. s$ G$ k/ M& ]' @2 s
- font-size: 0;: W7 Y3 k! C. L- B, h2 j' ~8 p" C
- line-height: 0;
( T" n) P% S" @4 C; U% ^ - margin-left: -5px;
; _" ~+ a* m: o+ |0 ? - width: 0;8 h% g' i$ \: ^! h% {* ?
- }8 h V' v) C$ f# o6 q0 E, a+ R
- .tooltip-toggle::before, .tooltip-toggle::after {
k" p) H X6 K3 @: e - color: #efefef;2 _0 v, B% u8 g
- font-family: monospace;
6 h# _/ d3 T7 m7 m7 `2 R4 x - font-size: 16px;
0 Z9 ^% l8 E9 v% P, F - opacity: 0;' b# l L+ [7 ], V) v5 f
- pointer-events: none;
( T4 N) Y2 N; S5 i' d& T5 s8 J - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {- Y ]+ O; D1 J( ]& o% N' ^
- opacity: 1;0 T. D% _9 N- K. x3 H
- -webkit-transition: all 0.75s ease;, ?1 X# G; {3 U/ `1 {
- transition: all 0.75s ease;
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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">; N% Z( `5 u* p$ ^
- <ul class="nav-items">; q r9 g5 q% v
- <!-- Navigation -->' e- g" m+ G, v$ l3 b
- <li class="nav-item"><a href="#">Home</a></li>
3 Z6 t4 B+ m) n( K - <li class="nav-item"><a href="#">About</a></li>
% P# E: s8 ^, c0 ` - <li class="nav-item"><a href="#">Contact</a></li>
- R) G6 m/ y2 t% Q& L* E2 \ - <!-- Dropdown menu -->8 M$ c3 `- O9 V7 Z
- <li class="nav-item nav-item-dropdown">
0 z3 f5 s" s9 [- l5 k) g5 w - <a class="dropdown-trigger" href="#">Settings</a>
8 b! z- J+ ]) s4 T; k - <ul class="dropdown-menu">
l' i: ]% m: l - <li class="dropdown-menu-item">4 a0 f( \. Z7 U3 p
- <a href="#">Dropdown Item 1</a>
@( S- M% D: l - </li>5 v+ v, }$ R$ h' @9 A2 w5 Z
- <li class="dropdown-menu-item">
7 ]8 L/ g, Z" T+ K) | - <a href="#">Dropdown Item 2</a>' d* y. q/ g3 ^+ g) w
- </li>
/ I6 k& x9 {; v! ?5 G- Q - <li class="dropdown-menu-item"> Q4 g: j+ V* @* ?6 Q
- <a href="#">Dropdown Item 3</a>
. X2 L7 O: s9 g2 T! E3 P# A - </li>
5 t1 @3 f9 \* o# m - </ul>
( V$ J: Y" }5 @* p/ u) q# R4 `5 e - </li>* E5 O$ u* L$ j6 Y" T j) d
- </ul>1 @; g$ L+ v/ F# G
- </div>
复制代码对应的CSS代码如下: - .nav-container {/ y5 n) n7 W. [" K
- background-color: #fff;
% {' n2 w' V) ]# g - border-radius: 4px;
( a% C P: w! U; \: v - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 X! U* e+ M3 m1 w5 |6 N8 p
- padding: 1em;& \: z- f' w8 |( J" B# x* r6 {5 n; f' S
- border: 1px solid #eee;
1 n! i* U& {) @ M - display: block;' w8 `8 S* _' ^5 X0 _. o
- max-width: 400px;
% X% m$ e" h0 ~9 H5 c4 z/ v1 z - margin: 0 auto;9 O+ `4 y% g7 p) H4 A
- text-align: center;/ F9 I8 R7 f% ?6 B9 p
- }
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- li {
8 N8 ?8 N9 p* w5 s - list-style: none;
?+ d( z6 t& p - -webkit-padding-start: 0;% a- x1 s- ?9 s) Q3 O7 @5 v. ~8 y
- }
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- text-decoration: none;/ A- p v' c$ u; d8 w/ {
- color: #ED3E44;
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- .nav-item {" ^( L/ S ^2 r
- padding: 1em;2 U- ]" T7 p" O) z" Z% L( n$ v
- display: inline;1 {/ f$ x0 J) F4 R3 E) w* v
- }
, g% @3 ]4 m: s4 i; o - .nav-item-dropdown {
" |6 n& U3 c0 u( \+ l5 { - position: relative;; r! R( c* Y+ |, O' V _- j# H
- }
$ I5 t- v: X$ b, @2 P6 p* y& U - .nav-item-dropdown:hover > .dropdown-menu {& f& O# ?5 `+ ^ O8 o3 ]9 d
- display: block;
- Y# d5 B2 ~; C# _- \ - opacity: 1;6 v' }2 z3 q6 V% Z
- }* D* u/ {; k: i8 |( u. v" J1 Q5 W
- .dropdown-trigger {( L: ^1 X# E! t( G
- position: relative;; G* ], b- T* l; W b9 \, C
- }
! f* K/ F' p0 w/ F - .dropdown-trigger:focus + .dropdown-menu {$ _" l! f8 M. q7 W+ R0 g
- display: block;
2 K) U1 v- N3 X5 v+ C - opacity: 1;
+ V, b. ]' e2 p$ _6 F& h - }
. ^* v0 i7 @4 m' [7 S, g; c- S - .dropdown-trigger::after {
: H* y# p. n, ]' B! g - content: "›";
$ O" ~5 `+ \0 O. S: L1 ? - position: absolute;
" L7 R2 J* F- U J) T - color: #ED3E44;
1 d1 b7 B8 S1 l9 h( |. [, `( _: l+ u - font-size: 24px;( T! N8 X1 t$ j
- font-weight: bold;
" R% F6 A% ]/ E* e - -webkit-transform: rotate(90deg);
4 M* e' A6 B% B - transform: rotate(90deg);
; L: [3 r. M% t4 u7 h9 h( o - top: -5px;
9 e& ^& F9 W# l1 ]+ J - right: -15px;. E) H, G) `( j) t X6 b( C, N$ J/ n
- }9 ^! S& R2 O! C9 w& W% A
- .dropdown-menu {
1 e% X8 V! u, S" v7 R8 ~3 e. ~' x+ g - background-color: #ED3E44;
( @" k8 B, E# Z3 v& q - display: inline-block;! I) F; P" s# m" u0 k& J6 o
- text-align: right;
3 w F) G+ N8 K/ S6 u, G - position: absolute;
1 C$ z- R2 l9 P+ a# h. F: s: C8 d - top: 2.5rem;
: I Y% S0 |) W& X - right: -10px;
5 o0 o1 }( t" D - display: none;# ~5 q3 N: W1 ?9 U6 I* z- H
- opacity: 0;! b- a Q+ n0 E4 @3 q8 F
- -webkit-transition: opacity 0.5s ease;8 S3 h4 s+ S0 x8 I9 L
- transition: opacity 0.5s ease;
' y' _- M/ X" H5 a' {# i& r7 o7 H$ U - width: 160px;
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- .dropdown-menu a {
8 {8 ^% K7 @7 B y2 P - color: #fff;. _: ~+ ]* e9 }' j
- }
* ]. }! r) t* S9 j& ~6 m6 D q - .dropdown-menu-item {! J- W$ `% p ~% L/ f: v" O
- cursor: pointer;
% M F: j7 U7 _2 ?2 m) W& Q - padding: 1em;! C% `$ r7 \' ? r/ m
- text-align: center;
, Q, Z5 }* ^5 H$ n0 l - }
! z% u) V( J6 l/ p - .dropdown-menu-item:hover { A- P4 `* }% T( X8 r
- background-color: #eb272d;% |1 R; R- i4 Y' d0 q! ^
- }
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9 k" C& ]6 A" a6 W可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">2 @) K! O5 ]% p7 t' i3 T
- <!-- Checkbox toggle -->
6 {' J' k# b0 @) Q) c - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> s( B W9 [" T- R) a6 ]
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>2 D' Q3 F5 G/ W; |0 v& O
- <!-- Content to toggle from www.mfbuluo.com-->
1 @; g& Y L. k5 B) ] - <div role="toggle" class="toggle-content">
2 \8 f# |! F5 L7 m. i! V0 y - BA-NA-NA-NA!
4 l- r7 q) c1 u3 d - </div>% Z% y; ` U" u
- </div>
复制代码CSS代码内容如下: - .toggle {; o, u% O4 H ]
- margin: 0 auto; J! N; N: P! q8 E, w9 q
- max-width: 400px;* u% B! T" v! e
- }6 [( f. V6 c7 {
- .toggle-label {7 U* K: Q. B# W' x3 E3 V5 ]/ j7 @+ M
- font-size: 16px;
+ q+ a8 m4 c" i8 l - background: #fff;, I2 u, B8 R# x9 q7 [* D3 A
- padding: 1em; L& \0 a( e5 l3 S4 y* K
- cursor: pointer;
0 a: f) }: C7 G# e* H - display: block;+ j/ {# k- |$ ~+ ~- Z3 ~
- margin: 0 auto 1em;
1 @' ?3 Z: a: ^4 F2 ~# o) y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 l6 X1 ~% W+ ^ - border-radius: 4px;
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- .toggle-label:after {
! t- F7 b4 Z5 C4 T - color: #ED3E44;
" y$ n9 W: _1 y3 r2 y - content: "+";
`9 R/ @/ E/ r5 [: Y - float: right;; H7 z$ H. c( k0 r1 r
- font-weight: bold;4 [3 ^( D7 V6 v% i! B
- }
5 [0 a9 V2 u8 ` - .toggle-content {
t7 v" @5 @+ x7 w) ~1 x. ? E - color: #B0B3C2;- k' [3 x& C6 F6 @* K
- font-family: monospace;$ n+ j/ h; u& S2 o5 f: b
- font-size: 16px;
9 r4 g4 N% C& z3 M - margin-bottom: 1.5em;
2 q8 l# H& m' R' ? - padding: 1em;: ?" I, F( H' N5 R
- }" C2 `7 \& j) ~4 ^# m' g) W
- .toggle-input {
* L5 Y. v. S- n" K( M - display: none;
3 P8 N$ R5 J0 D - }
! e b6 ?& y3 I, F v8 e9 c5 [ - .toggle-input:not(checked) ~ .toggle-content {( c/ X1 o% ?; V+ U
- display: none;
/ u5 Q! o3 p ^5 L" l6 t" \ - }
8 a7 @$ S0 A" V0 ~2 R: N - .toggle-input:checked ~ .toggle-content {+ v! f, u) D. Q: e2 o
- display: block;
' v! D' m, i9 j! J - }
0 J% g0 `% ?. ?) t1 ^; b - .toggle-input:checked ~ .toggle-label:after {
1 X! M; Q+ F1 t0 D2 f - content: "-";+ M: ?! a, R1 O/ q0 b" @
- }
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