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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!">
?( k- U' U& Z t; } - Label for your tooltip
9 d* [( S7 q7 M# O: o - </span>
复制代码CSS代码: - .tooltip-toggle {
. _6 h# R; U# ] A0 a# [3 t - cursor: pointer;
, z4 n- ~- r* | - position: relative;
* t' s! |% b' E0 f - }
5 ^* L- N( _0 a; p' G. R- [2 k - .tooltip-toggle svg {
. e4 K: ?" t# V* z* m - height: 18px;
7 ]* }$ j5 B/ n8 ` - width: 18px;' X8 D1 u# E- K! \0 @
- padding-right: 0.5rem;
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- .tooltip-toggle::before {. u6 {7 {, H- J$ v
- position: absolute;
# R" h4 W1 _5 z5 ~) p - top: -80px;2 Z( w7 q1 \; b$ X) X
- left: -80px;1 d \8 k; g5 ^+ `* I: I
- background-color: #2B222A;
/ B4 K* ~) g" u( n, N: ~+ P* _ - border-radius: 5px;( l0 b' j9 g* _( U6 h
- color: #fff;# F3 c% n: X# ^) i! g2 D6 ?
- content: attr(data-tooltip);. H1 d; ^1 S- d# D
- padding: 1rem;
' _* x- _; m; D4 @% @ r - text-transform: none;- ^6 b$ E4 g, R, Q# p* g
- -webkit-transition: all 0.5s ease;
% ~& G' U0 h& _ x - transition: all 0.5s ease;: A0 q. r; [# i2 x6 w
- width: 160px;
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; _8 H9 b- U6 D+ ]/ M - .tooltip-toggle::after {
- S& {5 i, d$ C0 K a, M* ^ - position: absolute;, M/ O. Z" W; s: o6 T! q
- top: -12px; X; y$ E0 D, l/ U9 M& v( a2 Z. }( T% G$ a- c
- left: 9px;, n" ^ o, U2 b2 I3 [- m
- border-left: 5px solid transparent;5 p6 j( L+ z$ V' J
- border-right: 5px solid transparent;. W, Y8 X' K" R4 Q4 Q
- border-top: 5px solid #2B222A; e; I* g2 K& K' c; V
- content: " ";( r; a9 f& T) y$ t4 B: k$ Y2 N
- font-size: 0;5 t7 y/ I- H& V7 v
- line-height: 0;4 R6 O. @; T0 p
- margin-left: -5px;
6 p/ S) z0 I6 J5 C3 U - width: 0;
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2 _% Y% t0 N/ a% X* ~ - .tooltip-toggle::before, .tooltip-toggle::after {% M$ Z0 V3 D- G
- color: #efefef;
P: }8 S5 `" X5 O4 M0 E' { - font-family: monospace;
" C* J- G" H) t4 j( ?. T - font-size: 16px;/ `; X2 B- T& q. @
- opacity: 0;- j% S P% O/ P6 i2 R3 @# a4 ~/ Z5 Q: N
- pointer-events: none;
8 q/ J6 F+ b' ` - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {/ C6 ?$ S) O5 [0 z
- opacity: 1;) o8 M1 c) S4 B J |7 [
- -webkit-transition: all 0.75s ease;& l( f! w0 S$ `, q
- 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">0 }0 G7 T9 V/ e7 t
- <ul class="nav-items">
4 j. r" o8 g* n - <!-- Navigation -->! b6 k! d0 X- Y8 _/ @$ p4 K
- <li class="nav-item"><a href="#">Home</a></li>6 F, M; {4 y l. X
- <li class="nav-item"><a href="#">About</a></li>
6 O& c2 A4 @8 m7 f P - <li class="nav-item"><a href="#">Contact</a></li> t/ w1 B Y& z$ H% B( K
- <!-- Dropdown menu -->
* {% b" G( {2 u4 A! n2 N7 o - <li class="nav-item nav-item-dropdown"># {7 T( |9 ^1 B; U
- <a class="dropdown-trigger" href="#">Settings</a>
3 m; H1 Z1 j+ F% _! ^! ^8 n - <ul class="dropdown-menu">, c/ `. h; b8 a( q# u, r- z* n
- <li class="dropdown-menu-item">
4 {. x; [' B5 a( X4 y& B/ `5 d - <a href="#">Dropdown Item 1</a>
( |; Z8 K5 K1 h2 s1 h - </li>4 f. {1 z) L0 x/ z
- <li class="dropdown-menu-item">
4 k4 Q/ W" s$ B9 @ ?' D6 z4 s - <a href="#">Dropdown Item 2</a>3 O- q% [( d2 \
- </li>
" C; U' ~, S# z4 J - <li class="dropdown-menu-item">
; c) t- i; s& r1 e - <a href="#">Dropdown Item 3</a>
0 J0 v! S' |6 B' ^+ Q! Y8 B - </li>
5 U7 w, z0 r# ? - </ul>
* z- a$ J% X" F" O1 X. K - </li>, ?& T! @+ w1 w9 ~ S! ?/ e, ]9 A
- </ul>3 @+ @, V# `6 Q/ b! x. v
- </div>
复制代码对应的CSS代码如下: - .nav-container {
' F$ }! D; r0 V. ` - background-color: #fff;& t$ Q- T3 E" X
- border-radius: 4px;
% m ^, o j- `0 _ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; P5 E( G3 _/ y - padding: 1em;6 |2 |( H# _) B \& u
- border: 1px solid #eee;
8 B, S' Z. j' T5 }& B - display: block;: r8 b- ~8 Z% q% k4 {* ^* V
- max-width: 400px;" ~! \, n- `6 x% R
- margin: 0 auto;7 h% Z" J; k$ X6 \
- text-align: center;* c; i( C7 F$ a, z# D, z: h7 f G
- }
9 I, x" [6 }% D7 _/ I4 i' N - ul,
' F& o$ M& T! i% k0 R1 q y" M - li {
' o- d( j* ], k6 r$ @ A, J+ X1 ~ - list-style: none;0 s1 h, `$ C' b2 [4 {
- -webkit-padding-start: 0;" P5 r; j5 R: K; r
- }
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6 G4 k( m( g3 f$ _. o - text-decoration: none;0 }" t) e6 S! ? V. P) z
- color: #ED3E44;* o9 G7 V0 e+ P) a
- }3 t& b0 B7 u0 C6 F; C. N& a" V
- .nav-item {
8 ?6 ~- R# R3 m7 x y7 Z$ H- m) b - padding: 1em;
7 R. C, G2 a% w$ _% }8 |" ]$ M - display: inline;/ |# z+ T; J& b3 l. [" e& w: F
- }
% {0 C4 v ]. ^8 e' a - .nav-item-dropdown {
# k' L( U$ F, a" F$ b - position: relative;, t0 a# t& F( f9 w8 w% {
- }
0 L- T% f# c- U0 X, ]& A - .nav-item-dropdown:hover > .dropdown-menu {
* A9 e! D4 k' c$ u; v - display: block;
- g5 X( R5 l4 w) w - opacity: 1;7 c5 f$ l. C' W6 d# }4 c* a1 q- ]
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- .dropdown-trigger {
. C+ F5 m$ ?8 }1 P- \! _+ X0 j - position: relative;( h( v+ D7 }8 K: t
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- .dropdown-trigger:focus + .dropdown-menu {
7 ~2 R* ~5 ^5 i; f* Z* X g$ v - display: block;
$ X- J" |9 \9 F1 x) j. R2 z4 o - opacity: 1;: e {1 j- @8 {9 k* e; c
- }
! y- \: [/ t: N# |* c - .dropdown-trigger::after {
3 ]- I$ a. g/ R3 u: x1 Y& P - content: "›";3 e$ f) s* p1 K9 @9 U' M7 n( D
- position: absolute;
: } |) P! V: k* I - color: #ED3E44;
. g3 l( o# A% ` - font-size: 24px;
/ F5 T1 E, U1 G* r) o2 S6 H - font-weight: bold;
* |8 j/ ]4 f( v& e0 c/ e- A1 T) }" v - -webkit-transform: rotate(90deg);) A: r3 U ~% U1 K3 X9 D, S
- transform: rotate(90deg);/ D* S+ o6 E" t& b
- top: -5px;
' u0 E" t$ w2 }7 h2 C0 q - right: -15px;% B+ h% ~$ }( G: S0 h
- }! W3 h( v9 `7 g
- .dropdown-menu {
( ^6 P1 I' V( }4 V6 }6 ~ - background-color: #ED3E44;
1 |5 Y# R/ s' b) q) E1 e( R - display: inline-block;
% s! H- h0 G1 c1 u% v - text-align: right;! Y: h( y( Q! S( t4 U/ Y3 y
- position: absolute;( c4 B: ^& z1 J% Z
- top: 2.5rem;. |! f# i+ }: J. Y7 L! q( @( I6 C& I
- right: -10px;
& C! o2 ~" M& p - display: none;
- S3 h7 I" l8 u% s, ]' o - opacity: 0;
& n* b, i% |8 O9 x - -webkit-transition: opacity 0.5s ease;
# K( N5 n. S- o* R3 v - transition: opacity 0.5s ease;; j$ z2 H9 Q7 a9 P3 }! p7 C
- width: 160px;
- D4 H/ d. I7 \ ]) I - }) J$ i/ A8 e6 P I# w
- .dropdown-menu a {8 x/ B( R- F+ \6 `& h/ _3 U
- color: #fff;
' ~% D% _2 ?5 Y6 j% o. E! h* q - }2 k+ E+ R) v) |8 g. b2 i5 |2 h
- .dropdown-menu-item {0 p i1 X7 M6 n
- cursor: pointer;
4 U. | \( {0 h$ Y7 u% E - padding: 1em;
- B; h+ _! i( N. }2 g% @ - text-align: center;8 j* P2 Z/ V; J; b5 h6 o
- }: e- f3 D! L5 f" {1 \$ _* t% Q
- .dropdown-menu-item:hover {* j2 Q" q0 a3 Y3 F% C
- background-color: #eb272d;
4 W$ L+ L( J/ v8 {5 B - }
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: L7 @0 Q+ X' A0 V- }可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">) `0 r9 v! a+ W! F* k' j. T* X
- <!-- Checkbox toggle -->
5 c, T- q: J$ Q5 W - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
1 W; D- Z: g+ u- s# G: ? - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, z: c2 o1 S: x0 ?' N$ f1 v) @ - <!-- Content to toggle from www.mfbuluo.com-->1 R1 \$ D: {0 l% \- s
- <div role="toggle" class="toggle-content">
9 ]& {; I- `8 }3 x; j; M6 J - BA-NA-NA-NA!/ ~# ~* e" Y6 w" B
- </div>
4 ]" Y! V( P* h) u - </div>
复制代码CSS代码内容如下: - .toggle {8 Q9 m: L* C: p0 u* r
- margin: 0 auto;0 Z, f6 {5 [# [
- max-width: 400px;9 w: |, @$ j6 u. ^# ^ c
- }' ]* O7 ^' p) V: z' h5 p
- .toggle-label {' [2 x" ?0 B* g+ D( ~
- font-size: 16px;/ P* K) {( \/ ^, u) C+ n, E! S
- background: #fff;& N& z' @+ l3 f6 b, k
- padding: 1em;
; q: g: M+ `* C, l - cursor: pointer;
/ Y: u1 k; K3 x - display: block;/ W8 n" q; J( g! p( d- \
- margin: 0 auto 1em;
8 p1 W3 s6 f3 D( E - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. M) w- f8 `3 F( J! i/ R
- border-radius: 4px;
# m6 u9 t& G# O7 J5 Y1 Q( Y - }, K7 x, G/ F6 i; O& B8 O" X6 v
- .toggle-label:after {0 X" U4 v0 M( ^+ {( @3 k
- color: #ED3E44;
+ ?# [. @' V0 K( G0 w' t* F: a - content: "+";& \) E/ t$ V/ v. j; j9 c8 R3 S0 z
- float: right;
: T D- |3 \" K2 m7 o' m) I - font-weight: bold;
- u H, U) O( p' W, e - }
) D# Y9 Z8 l" m - .toggle-content {6 x' L' c# [& p0 h; ?
- color: #B0B3C2;. B8 F2 E* l0 T& R% ]* m( {0 w
- font-family: monospace;
; j$ O" Y4 _: \6 O K - font-size: 16px;
3 z# b& U/ N" W2 E - margin-bottom: 1.5em;( U: P+ a" M: ]- l( K% n) E0 W
- padding: 1em;; G6 @: |+ f! m* k
- }' z9 N9 l }% ], c" I; I: ^
- .toggle-input {7 ^1 a [3 G4 \# X
- display: none;) O8 D: }; c% G A" X3 I
- }7 Z% P: B( `, X3 u) p3 `# X
- .toggle-input:not(checked) ~ .toggle-content {2 h9 q0 C" R. M( I# m) l1 a, ]' [7 |9 I
- display: none;3 e# y2 V/ O X0 O
- }
0 X5 B) c/ M6 A2 P3 g4 ? - .toggle-input:checked ~ .toggle-content {
) E5 v. e5 F* `0 i; ~/ \ - display: block;
( D* s' C5 g- i - }9 V( ^! t8 K* T* h9 l: [
- .toggle-input:checked ~ .toggle-label:after {
1 R% a) A6 f" J! i+ d - content: "-";/ I! ^$ w, j" Z7 f' }, |& Y- g
- }
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