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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!">. r3 Z, P m0 m: Y9 F H8 B( |
- Label for your tooltip
- {9 Y" K6 M: M% f7 p - </span>
复制代码CSS代码: - .tooltip-toggle {
5 m4 {8 Z4 ~7 n- O - cursor: pointer;
5 ]+ J D1 z, B: E - position: relative;8 x0 I9 a2 \; U/ Y' M% m
- }' [- K/ g8 h7 `' H* I! C
- .tooltip-toggle svg { A/ [1 z# a- }
- height: 18px;
4 c( S# u' w. w1 e+ {7 C1 I - width: 18px;3 F u+ J0 S6 c. W5 S* H
- padding-right: 0.5rem;
3 X2 X/ Z. v+ C* H0 b$ @ - }
' b) A9 ?6 N4 D( n! I% r5 B" x8 T - .tooltip-toggle::before {
6 ]5 T7 C9 v) L) K3 ` - position: absolute;) k1 Q2 i4 ~2 [' R, {
- top: -80px;
s" J2 `9 g% P5 Z& K - left: -80px;- m* K; V% }: g4 S, q
- background-color: #2B222A;
0 \& G( a3 P: i& } - border-radius: 5px;: ^4 X) w! X8 |5 Y: i
- color: #fff;
: g. L. ]6 b2 ?" c( B" {9 [ - content: attr(data-tooltip);: c9 o! j$ h6 x+ I9 d9 X# {* o
- padding: 1rem;+ @, g& g% b' {5 E
- text-transform: none;
2 e& T5 s$ p2 Q d- } ^* { - -webkit-transition: all 0.5s ease;
1 Y/ o+ R. q$ v! B6 k9 ]8 @' M - transition: all 0.5s ease;
0 }$ @$ i! P4 p. c$ A* K9 f- V" G - width: 160px;
* Q b8 o6 ] N5 ^1 Z& _( s - }
* D( O4 p$ h- A - .tooltip-toggle::after {5 m% G# G& T" a. _+ ~
- position: absolute;$ s& l& R. p) W& G9 x
- top: -12px;& q3 r1 i0 j J, K8 N O
- left: 9px;
! |! M: ? ]+ u' @+ h8 ? - border-left: 5px solid transparent;
. d! @& c0 ?# y( b0 w8 @ - border-right: 5px solid transparent;' M7 E" m& g" P9 A
- border-top: 5px solid #2B222A;! W8 p- X; Z6 [: N6 t) g4 P0 O
- content: " ";" r2 k. x9 k4 o+ a/ `" p! D8 ]
- font-size: 0;
9 [5 O! g4 ^3 R) t. Z4 @6 } - line-height: 0;
. b2 r! L6 }$ ~4 I( B0 ?0 |6 ?5 ^ - margin-left: -5px;! H9 O# D) k) L) W
- width: 0;
- _& S" L$ p( u' C- e - }
# G0 r4 W; x! v0 ?( x0 R p - .tooltip-toggle::before, .tooltip-toggle::after {" j6 W) L5 }* p) \. e: _( G, O' Q
- color: #efefef;9 e$ X* f4 y8 `" W) F: q; t
- font-family: monospace;
! U) s. X! x! F - font-size: 16px;
4 X- n) T, I% }" I - opacity: 0;/ o! a$ e4 `6 S% m" g
- pointer-events: none;) F# W# a+ E- X2 u9 _/ ^8 ~
- text-align: center;
% n6 T7 Y) U* P% G: H( ~& S4 X& w' K - }
[2 I$ v! H! @9 ~1 u7 } - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
; H8 I5 A4 b" ?* Y - opacity: 1;/ D9 p6 S4 ]4 J* a6 }3 N1 G( W" Q
- -webkit-transition: all 0.75s ease;0 @, t! ]1 ^& Y9 u
- transition: all 0.75s ease;; q Q# K+ ~* i8 w l9 t- H; s8 X7 {
- }
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">
. S$ k: Q% Y$ }' f8 u$ h. b - <ul class="nav-items">, s- c9 O$ I9 Z- ?% }: g/ e
- <!-- Navigation -->) G8 \% L6 H, i6 r: \+ C# w
- <li class="nav-item"><a href="#">Home</a></li>
) b8 k/ ~" Q/ B+ E5 Q2 B - <li class="nav-item"><a href="#">About</a></li>* Q. U/ [' k4 k+ H& N8 y: h
- <li class="nav-item"><a href="#">Contact</a></li>$ j: u' F# c- T& X6 s. h* K4 H' h# [
- <!-- Dropdown menu -->
6 m1 q" @; W( p/ M, P( b: N9 P - <li class="nav-item nav-item-dropdown">
0 z9 \+ e( j! I0 b" G - <a class="dropdown-trigger" href="#">Settings</a>
; k4 c4 G0 ?: g - <ul class="dropdown-menu">$ l8 J& m+ \% q, @/ R3 i0 k) n g
- <li class="dropdown-menu-item">
3 T* c! f. z# x K - <a href="#">Dropdown Item 1</a>( O! ?, B# v1 |! I. f5 a S
- </li>9 {1 H5 }" e& l6 \ o, U$ q0 W9 `
- <li class="dropdown-menu-item">+ w+ S% L9 _/ r( R
- <a href="#">Dropdown Item 2</a>5 x* X0 a Z& D
- </li>
- B+ }+ H0 L2 p8 t - <li class="dropdown-menu-item">* x9 _4 X! E( x! _7 o
- <a href="#">Dropdown Item 3</a>) e% Z0 v# N+ a3 N, T. E
- </li>
; O, s$ l1 Q- L - </ul>
' R& ^( U" }5 |1 c0 W L - </li>
4 E$ |) q, f6 A! _6 ~" E - </ul>
: r9 A' v: k# J1 l7 @7 C4 K% s - </div>
复制代码对应的CSS代码如下: - .nav-container {& g6 N6 O6 r6 P
- background-color: #fff;' p6 L8 w' E. K; F
- border-radius: 4px;( W, w; p# [" W) P1 t {) L8 g
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! Z7 x* T! J: G3 L1 t" l% M: C S
- padding: 1em;
! o. I0 O6 i" p - border: 1px solid #eee;/ O0 p1 i- p3 L
- display: block;; |$ w6 y9 Y) |1 J- N
- max-width: 400px;; @1 I7 f5 n. v! i
- margin: 0 auto;
" G* I) p" r! x2 T% a - text-align: center; k9 F8 k, i% M4 ^$ y- @: w
- }
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- list-style: none;- u# W+ e; P1 f6 d4 u% t y
- -webkit-padding-start: 0; c3 H# Q5 c* O" g+ I5 z; X+ _
- }( E$ Z1 z( W2 Q( C I& e0 @
- a {
* a3 H% [( D8 v7 L1 G9 j - text-decoration: none;( q( U \* O# ?1 y% k: O* k
- color: #ED3E44;# b$ e# T; d: m" |2 f! A' A' D* G6 K/ R7 n
- }/ |0 X8 u, O$ S; f3 K; V
- .nav-item {
v4 P5 `1 |& n - padding: 1em;. |. s$ x% y1 N
- display: inline;3 w3 u f& T6 r1 T( q
- } n4 Z/ n) r W+ y% f/ B: `
- .nav-item-dropdown {0 T% K" d2 F9 a/ v5 q( r
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {5 p+ C h. b) n
- display: block;
, J, W) U$ t5 X& A! \7 o - opacity: 1;
0 `9 Z$ Z& Z! Q: V6 A8 c - }
) t' m8 b! _* C4 l4 d - .dropdown-trigger {3 v6 l, C9 s# @; F6 l( N* w, u4 B( ]
- position: relative;
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) O7 \7 A) X& a. u9 |7 { - .dropdown-trigger:focus + .dropdown-menu {: R; o. m5 y6 z* w
- display: block;
4 M) e9 n; z, T- } - opacity: 1;
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- .dropdown-trigger::after {
9 @( D" s$ f9 i8 \/ S: Z% F - content: "›";
f" Q G8 U# k. `, E) h - position: absolute;
! j1 Z9 Z9 _2 u - color: #ED3E44;
4 Q, y! H$ g" k8 |- n: {; c( G: x - font-size: 24px;9 x* ?" j7 g9 S* i; K" v
- font-weight: bold;
# ~) V# F6 g& ]) R w a - -webkit-transform: rotate(90deg);. E, G! j0 l1 S+ W1 }
- transform: rotate(90deg);
+ E; y1 \# n m - top: -5px;
. \/ l) b- ]0 a8 e9 y - right: -15px;
4 k' [2 ~' S E) L) M- H% ] - }
2 ~+ [+ O+ d' L9 B- C$ D - .dropdown-menu {
! N2 F$ ?+ Q6 D. Q: V9 _4 j - background-color: #ED3E44;% L% o7 f I: F. N9 [8 W
- display: inline-block;
5 Y% ?. x: L0 v" L$ G, V9 S - text-align: right;
6 X- W8 @$ z" _8 O - position: absolute;
6 M- a3 {* V! T5 S% j. H: } - top: 2.5rem;
: s! B$ V3 [4 d B! k- P2 ~ - right: -10px;% c/ F; Q3 V( q* K* f; V/ |9 d
- display: none;
k8 _! t5 [5 G2 S: `0 d - opacity: 0;1 g; v( r k/ K6 g2 O% s
- -webkit-transition: opacity 0.5s ease;
5 H( S+ O! F# g/ V - transition: opacity 0.5s ease;
% l* ^ C0 W* V9 n% o' F! | M0 x: u - width: 160px; _0 @4 z7 m# G) v
- }
7 |7 l: x( J0 _/ E - .dropdown-menu a {$ n' x' L+ B9 z0 [& S6 B, f
- color: #fff;8 L0 y0 L4 ?. G. F
- }
2 |+ P; X8 |& w6 V/ g3 C% N - .dropdown-menu-item {$ d* v. ^; l+ P& G0 b
- cursor: pointer;- [- I' D0 m. s# o) Q4 `. z
- padding: 1em;
|* L/ S5 a% f( _! Y& G) H7 M$ [0 w - text-align: center;' ~( c G/ x3 c8 t8 R0 u8 J
- }
. _- T, y! o. l, Q6 O+ s - .dropdown-menu-item:hover {
2 O2 n0 B) [! r; b2 l& X - background-color: #eb272d;
" t4 Y( X* q6 A/ I2 L6 a - }
复制代码 * q! {! E( E2 k5 |% Z; u
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">/ D+ m3 s0 n0 _: l5 {' Z L
- <!-- Checkbox toggle -->. q) ~# H$ @! G
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
& D) e" S& s7 ^/ O P# d8 A* _6 Q+ H - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
1 e9 |: }1 }; P - <!-- Content to toggle from www.mfbuluo.com-->+ k% S1 a7 P" ~% G
- <div role="toggle" class="toggle-content">$ u' a. \$ O4 G) W% A; ^% x/ b
- BA-NA-NA-NA!6 G6 `6 s& l' b7 `/ {$ @8 h9 L7 x
- </div>% f5 h. f' U6 ?1 c3 J+ {
- </div>
复制代码CSS代码内容如下: - .toggle {
I: h$ m/ i$ i9 g1 |/ l: X$ U& L - margin: 0 auto;9 M: h" o* h1 G0 ~# s" \
- max-width: 400px;
9 \6 h- J0 d. d" z1 L1 v - }
; C2 `- Y4 @4 s& _ v - .toggle-label {, J8 |0 [4 @; z; D8 p4 h
- font-size: 16px;& b) l" A+ ?# ^/ A
- background: #fff;
/ v9 d& n# ~* j2 d - padding: 1em;# ^4 o2 j' L5 `, y) @
- cursor: pointer;
* f' W% S; q8 I- ~6 _ - display: block;
( i9 V, K) t* C8 q4 R. B - margin: 0 auto 1em;
- Y$ E+ E/ h, R& S& H+ h0 u - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 u: E" N5 k- c6 z% B' P - border-radius: 4px;
6 H0 j. l2 b* g: h - }. l0 }0 T; S% y2 S9 h8 u
- .toggle-label:after {
1 o4 p" h1 M! f* i8 a0 K& N; x7 F6 h- a - color: #ED3E44;, I9 J8 l" |# d' `# y3 W! q
- content: "+";' T. F7 x! }) A
- float: right;3 n3 t0 g, A6 d; I# A1 v. h/ I
- font-weight: bold;
% v2 Y' J2 S4 \3 {3 F, s! j% L - }( M+ r/ Y9 [. a: a# D
- .toggle-content {
' d. u% l9 A5 {" R* F+ z - color: #B0B3C2; _7 h2 x* X& b) z0 o5 o
- font-family: monospace;
& V- D* V* z; n9 ^3 ^# T0 O - font-size: 16px;
9 G4 P( n) ]' {6 K4 O6 n! V' h - margin-bottom: 1.5em;3 `, e0 T: P2 @+ N3 a6 D# Y
- padding: 1em;* d/ P+ Q% m! m1 R9 n8 Q
- }
# l( c+ q0 z1 C; @ p( W - .toggle-input {0 @+ }# K; t5 a3 Q& z. ?
- display: none;
* i1 r9 @* C6 D0 Z) T2 o - }
& s- w7 n5 P5 Y" L9 u9 |: m* v& J - .toggle-input:not(checked) ~ .toggle-content {8 {2 A5 \! {6 E. c/ E5 B) u3 f4 x! P
- display: none;
+ } [& G- H( }0 j1 I7 i/ \ - }: z7 m8 R% D# [3 ]8 Z3 j9 \9 ?4 Q
- .toggle-input:checked ~ .toggle-content {( s7 T4 T! f- r' V9 K( j
- display: block;, v( |9 m6 ]% B* K5 I
- }
3 r4 [! M+ P7 v" ^ - .toggle-input:checked ~ .toggle-label:after {
7 N2 e: u" q1 y P1 t/ q% @" M - content: "-";
8 `3 Z/ A; S: H - }
复制代码 , D5 G$ H$ V( _2 v: V
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