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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!">
3 \, h4 m2 B9 _( [' A' D. g! D" k - Label for your tooltip I _0 ]6 N6 _' E8 o) ~& g5 `# H2 a
- </span>
复制代码CSS代码: - .tooltip-toggle { g! R0 J& n4 M- p) j0 J( J
- cursor: pointer;
. M, l) P* v+ e% Z2 C - position: relative;
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- .tooltip-toggle svg {2 z0 s$ X# u* v3 `$ N
- height: 18px;
- e3 j2 S& m, G' r" V: Z - width: 18px;0 o( u8 _6 Z' E' `% P& g
- padding-right: 0.5rem;% x8 C+ m, I1 O5 V
- }
" P P# b7 S7 H3 ^* {0 A2 L, {! k - .tooltip-toggle::before {
$ B3 o5 ^! Q' [8 a" S" z0 Q - position: absolute;
" n1 r. p& U' O- S3 T2 k - top: -80px;9 j9 L8 u8 e1 h% C9 J0 W
- left: -80px;4 n2 I# f3 w; M5 ?
- background-color: #2B222A;" A5 |3 G4 ?/ y6 ]. Z# M9 T# e
- border-radius: 5px;
( }0 J8 p( `+ B# ]7 C, S, |1 O - color: #fff;4 B: O' g) n1 O5 E* I( U# L- }7 M1 |
- content: attr(data-tooltip);
# u. ?0 H9 v6 o6 {6 r! O' J - padding: 1rem;2 P( P& ]1 W3 W0 Y
- text-transform: none;6 y4 Q7 h& }- [" i: k6 A! m4 `
- -webkit-transition: all 0.5s ease;$ X) g: u* l, ^8 R; _
- transition: all 0.5s ease;
, X& w0 z" E- z4 C - width: 160px;
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- .tooltip-toggle::after {
: C0 B2 R. ?- W1 w# S" v - position: absolute;
3 z. Q1 p0 T6 H3 P* a" N - top: -12px;/ I4 O6 o# G2 ~; Y' R2 v5 y9 w+ \
- left: 9px;) w2 N; q0 y d4 N1 N1 M( v
- border-left: 5px solid transparent;/ j" R8 J3 _9 r, S/ @) t
- border-right: 5px solid transparent;& P- @; P' P" J+ l# d
- border-top: 5px solid #2B222A;
: s- C, x2 R$ R4 C7 T4 g, V - content: " ";( h* g* f$ ~8 ]/ P4 A$ U
- font-size: 0;
! ?) w4 X) M- j0 C+ u- x& t - line-height: 0;2 ^, t( p& F1 d5 B. a* D9 q$ o' R" x
- margin-left: -5px;' {) e: l7 {8 S2 w; D
- width: 0;
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7 o) o7 S4 Q" D6 @! [ - .tooltip-toggle::before, .tooltip-toggle::after {: g8 q! M4 w# ^/ N$ Y+ r
- color: #efefef;
9 o( o0 r5 S6 _4 N) L - font-family: monospace;
+ X. b" H) R5 |; C/ @ F2 R# H$ q - font-size: 16px;
* F$ l' r; ^; g4 t - opacity: 0;$ q4 G( J7 F5 d i& G$ P4 |
- pointer-events: none;
& z9 [, P( y& C$ O - text-align: center;/ d; U& y8 q9 ^
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
. c+ F e {. C5 w8 `5 { - opacity: 1;
# Q% W" U3 b/ n) |" H! o1 y - -webkit-transition: all 0.75s ease;, W7 ?# x# _- N( j
- transition: all 0.75s ease;( S" s3 G7 M7 P. y; j' b( A
- }
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">1 Q; J* g$ B3 B: S, s
- <ul class="nav-items">; I# L. I7 ]% Y- B2 y: X
- <!-- Navigation -->
! {3 I. ]7 w7 j. M9 U - <li class="nav-item"><a href="#">Home</a></li>
1 t2 v& ], v2 o7 w* a0 O6 x - <li class="nav-item"><a href="#">About</a></li>
* Z" J. E* a" \) q9 B - <li class="nav-item"><a href="#">Contact</a></li>
' W- Y, E2 h' S1 S3 F5 X3 h - <!-- Dropdown menu -->* i* v q0 F8 v$ `$ A
- <li class="nav-item nav-item-dropdown">
0 V- s" Q4 \# a/ O, v8 X3 C% b - <a class="dropdown-trigger" href="#">Settings</a>- |. |/ G o9 q4 `
- <ul class="dropdown-menu">
( L9 O* ^ b: \1 j; R) U( ^ - <li class="dropdown-menu-item">
9 ]/ m, C6 q! u- G1 f - <a href="#">Dropdown Item 1</a>
1 o' X3 m" f% b- f, b - </li>
+ p1 t, ^ \3 q0 {; x' _$ }0 ? - <li class="dropdown-menu-item">
. U; D* Q% ^0 q3 J. \! F( G3 F - <a href="#">Dropdown Item 2</a>
/ [4 j: b* L4 D9 `/ D - </li>
; i; ]3 x' K$ \* ]# A: b Z# p - <li class="dropdown-menu-item">
2 j2 h6 ~. o4 N; H* P8 r - <a href="#">Dropdown Item 3</a>
( Q+ o5 O7 N3 t$ j4 V6 v1 [) I# [ - </li>( ]; E" O$ l: c
- </ul>
# M N0 a) Q5 C g' k - </li>
9 o+ g+ a2 F. n3 I0 r/ C5 } - </ul>! }- r+ ^2 j6 ]" {1 M6 M
- </div>
复制代码对应的CSS代码如下: - .nav-container {5 X- K. _- G& e% k5 {
- background-color: #fff;
! b4 o# B/ n* Z& @. w - border-radius: 4px;8 s3 C/ k* L! a0 l" o _8 B
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: ~6 x( J- W) J2 b% c! B - padding: 1em;
& z4 { K2 {) Z. D( A- M5 k& i - border: 1px solid #eee;
6 K) u. |* i# M3 t$ z! U - display: block;
$ [: I( D1 h. O( c7 F. V - max-width: 400px;
$ G$ @# \1 h: f5 N1 h - margin: 0 auto;
! S! A5 X& ~$ d4 P" Z - text-align: center;
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- li {, Y/ r% m- `# s) _( k2 ^, k
- list-style: none;( A6 ]& Z# w( L0 M- A; T, \9 \
- -webkit-padding-start: 0;- x6 S/ u. y, {) {- ~& J. Z' Y
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- a {
, h* H' N8 A: h, _8 B! D - text-decoration: none;
4 q. [0 S8 b' C* r- u - color: #ED3E44;3 H W* K+ D8 W7 b& G
- }: m/ m3 `8 a. c6 i
- .nav-item {
- J9 M- k. n# z: J0 W% l: ? - padding: 1em;
- `% ]$ \$ ^9 ~& Y1 X - display: inline;( j t* m/ ?7 g
- }
9 u& R& Q2 u1 T/ c3 i$ d( V - .nav-item-dropdown {
9 Z& a8 `$ V5 b - position: relative;4 @' Y7 ]: t' X$ `8 J. {& P" R
- }
X3 u6 m0 j" ?2 P: F/ W0 r8 A- }- e - .nav-item-dropdown:hover > .dropdown-menu {
3 F% t% a2 A* u - display: block;! g& F4 k3 H+ E. J. B( ~, H
- opacity: 1;* ~9 i3 o& k5 `8 l! q N1 {
- }* @* Z1 V2 _* X# x4 y; o6 e
- .dropdown-trigger {0 F5 e' ?0 D) t, j0 ^0 O( ]2 o0 o' ~
- position: relative; h/ U' a: v. f$ M
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- .dropdown-trigger:focus + .dropdown-menu {
1 @- g- u% ]& J( Q0 t* `3 k - display: block;$ F5 P9 T6 g( v5 A
- opacity: 1;
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- .dropdown-trigger::after {8 U4 G- c8 H% y2 O. ^; H; V3 O* g
- content: "›";( S: B1 @8 P9 A8 `1 m3 V
- position: absolute;
; o* A& z; r2 O1 A - color: #ED3E44;
, ]. W3 K7 p4 j/ d- m& A - font-size: 24px;
6 i% K. V( H: D6 a( B; A7 d0 b - font-weight: bold;3 H% d; r2 O( H3 O2 L) w# p" j8 }
- -webkit-transform: rotate(90deg);
- h* r2 e9 b' c$ N, q) [/ a* X( f. H - transform: rotate(90deg);/ c# s6 S0 Q* U9 h9 H
- top: -5px;$ z+ d$ T' j; G& T) ^) [! f- C6 ?
- right: -15px;3 t1 q0 d+ f& S- J7 G
- }1 _, a8 e, W2 t4 N2 x0 u( n+ _
- .dropdown-menu {5 R, M7 c# l3 @
- background-color: #ED3E44;& x( Y1 v7 P/ F2 u; b* N
- display: inline-block;
& {7 g) W4 t, h! I# D6 e - text-align: right;) i7 g1 \( V9 L8 o+ t! r
- position: absolute;. W# t" z& B" K0 i3 h9 j) G
- top: 2.5rem;, f* j5 {+ ~: O7 L0 C! Z7 J9 B
- right: -10px;
# X2 {' F8 u, f! `4 S - display: none;, l u! B7 k, d1 |) I2 ?
- opacity: 0;" [2 x- F3 u/ }, S/ ?
- -webkit-transition: opacity 0.5s ease;
7 Z- ^6 a. O7 }! k1 Q3 W0 K - transition: opacity 0.5s ease;
4 y% O0 g4 W/ Y1 u - width: 160px;) x% d* W4 c- b1 t' e! H( n8 G
- } q: \: {; l3 H+ R7 b
- .dropdown-menu a {
# }$ y+ p7 p' K# A - color: #fff;* C: ^; s R( j) F& r1 l& v$ X
- }# X6 v7 k o# G5 A
- .dropdown-menu-item {' P- _9 q6 X8 t7 Q' M
- cursor: pointer;
& K0 m) G' x" M( x3 ^ - padding: 1em;
/ S; E# r8 j$ l( s4 ~ - text-align: center;) a" I D: Y. D+ r( x% Z- S
- }+ C, d- O0 w" A7 G
- .dropdown-menu-item:hover {
# k- S; @' J+ x+ \0 X5 b- e& ] - background-color: #eb272d;4 ?' e- J+ b+ }6 o2 Y' X
- }
复制代码 # f7 H% T, Y, L2 y: \; r
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
9 s/ V/ k4 F, |4 a" C4 S* o5 H - <!-- Checkbox toggle -->
9 [0 I# C+ q! a0 j. l1 r - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
L, [8 C1 t- ]7 e6 k - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>" b8 F# H' ^+ R8 E; t& e6 R
- <!-- Content to toggle from www.mfbuluo.com--># @+ J/ j9 s: z6 S2 t
- <div role="toggle" class="toggle-content">
4 x* _+ R$ b" v. c - BA-NA-NA-NA!
/ P4 v2 a$ o7 c' t, C$ g$ n, k - </div>! ]* z) w% H3 P/ H
- </div>
复制代码CSS代码内容如下: - .toggle {
S6 P- Y% k% t8 ~3 w% d - margin: 0 auto;6 s1 J, }9 q) |/ J) w
- max-width: 400px;
4 W* l9 T* U2 H8 s2 _ - }
/ P4 [+ ^: z( ~ ^- Z7 W - .toggle-label {
* u! z8 |1 {' u) B& p: O: `/ { - font-size: 16px;' B, d: a6 W0 y: G! b R X) Q+ P
- background: #fff;/ P3 |& q# R- s! u
- padding: 1em;* g) F0 S0 R( I$ v2 y0 I
- cursor: pointer;
, g i0 A! j9 {! ], u - display: block;
5 S% E6 X h9 G1 |8 _% ?; [ - margin: 0 auto 1em;
' L+ V9 ], s5 s! U; t: \8 |6 o - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 o0 x$ u# @3 p* ~2 ?5 c
- border-radius: 4px;" F% }; I y: B$ t. m4 ]* C/ ?
- }
7 I( r/ u# i3 s( g8 T4 u - .toggle-label:after {+ K/ y9 W6 k4 @1 K9 O
- color: #ED3E44;; b, a4 f. T( i$ s" k' g0 q
- content: "+";7 Y/ f7 ^ k8 B* K1 f5 D
- float: right;1 d5 B2 r7 T9 d3 s! M
- font-weight: bold;
, }. @8 k& c6 r7 f$ h" } - }
- E7 ~5 s f; b5 ~ o0 g+ x; {$ ] - .toggle-content {
+ ]1 j# b$ [ q5 N5 M2 H b - color: #B0B3C2;
; _1 l/ K4 O$ f6 h% `' ~ - font-family: monospace;* s, |; J% D7 y
- font-size: 16px;
; V2 s$ `- l9 Q( @5 J, n0 K! F - margin-bottom: 1.5em;1 e3 E- k# A' \
- padding: 1em;
* p1 \5 |+ d$ i - }* Q) g7 e2 d& \1 Z0 r
- .toggle-input {/ Q5 Y0 s5 H$ J
- display: none;9 {' U* T" J* h
- }
/ ? C; M$ b5 S+ L1 T) R - .toggle-input:not(checked) ~ .toggle-content {) j7 ~! ]8 t7 y" @
- display: none;
- m/ r2 r3 w' x! u - }% i- q# {4 q. A! z8 I
- .toggle-input:checked ~ .toggle-content {3 D& \" i4 S H2 @' j+ ?' D7 ?
- display: block;! m0 u" ~% S% H' ] ^4 [
- }; f4 n) ~3 U( P
- .toggle-input:checked ~ .toggle-label:after {
; U& { ^' h8 G% g/ @2 K* J5 ` - content: "-";
" A' l( n1 z; V, c" L/ D; | - }
复制代码 7 j. S/ V, [) Y, D8 |' c
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