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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!">, h ]* D) A3 V q
- Label for your tooltip
7 o2 \$ k, L' }4 D+ y - </span>
复制代码CSS代码: - .tooltip-toggle {+ m* u1 |* r# u! G
- cursor: pointer;4 _# ^ d. p# z& X7 x4 b& l1 O
- position: relative;
5 C4 X( I6 u7 p. ~* u) r; h2 F - }
$ w9 w( L) X* Y" u/ y - .tooltip-toggle svg {
/ g; e. g6 j2 b - height: 18px;$ M, V% z2 Y- y- Z
- width: 18px;5 V# v& }: m, J5 _' G# H
- padding-right: 0.5rem;- j* m8 S# M3 a& ~
- }
3 }9 t X7 V9 ~1 D _6 w% L - .tooltip-toggle::before {
# d( b0 H9 ]$ ] - position: absolute;
! \5 w* M) e# j% h C g, H - top: -80px;
+ U2 S, P# Z% e, b6 w8 Q' e - left: -80px;
5 a' h, m) U4 P1 @7 r - background-color: #2B222A;6 c j2 c/ {1 R7 W% E
- border-radius: 5px;
' j! B9 T8 {/ X) e - color: #fff;
! p8 O% ]3 X2 ] - content: attr(data-tooltip);1 G; J0 d" }9 S5 l
- padding: 1rem;
+ h' h0 I9 U# B0 U/ d( E) z - text-transform: none;
: { Q3 z, J& @2 g& A2 b - -webkit-transition: all 0.5s ease;
- u( @& s ^9 P ` M% n3 S8 @- e - transition: all 0.5s ease;1 Z" ]- B/ c% \8 m8 F% u% h
- width: 160px;4 @9 I- Q5 x5 Q7 f% p
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- .tooltip-toggle::after {! s. ~0 A4 _/ O- X4 s4 K7 F6 k
- position: absolute;4 P3 {/ x2 ^, w3 X6 V8 t0 Z0 L
- top: -12px;
- M8 @3 d/ C3 h0 `+ d - left: 9px;' o) Y' E% y0 E1 B( N- e* ~6 S
- border-left: 5px solid transparent;
, P* {. l3 o- L' ~1 z3 ]+ q9 [ - border-right: 5px solid transparent;
& T& X" G# M: r7 W( h M! _8 ~5 Z - border-top: 5px solid #2B222A;; j/ ^6 B# `! j c/ c# h& M+ h4 z
- content: " ";
# ~ w3 R- v, o7 c - font-size: 0;. n) j' {% u' W" r# x4 d
- line-height: 0;9 E5 ]& N( S" f K
- margin-left: -5px;6 l% G! |7 w; m5 v9 s
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
1 C4 S2 ^, W9 K - color: #efefef;) a( l1 c. I) ] s* ~) ?/ j/ B
- font-family: monospace;- i/ T. W! F: ^$ G2 K3 T; N
- font-size: 16px;
$ M7 @+ p1 `4 Q) A! c. X ]/ m - opacity: 0;* H2 }$ B1 A" O C3 e6 S
- pointer-events: none;$ C: z# ]& `* W3 o, L
- text-align: center;
. {! O' U G2 o% H - }
$ @4 E B7 P+ A( `. [3 p6 Q - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
5 i6 Y5 x D& w8 H$ F! A - opacity: 1;7 |: M- j2 R' g6 o! t" e: Q
- -webkit-transition: all 0.75s ease;
( p- B8 S$ J$ g% e( {! H, D - transition: all 0.75s ease;: ^) S* N( n8 n
- }
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">
3 `; L0 Z5 i* j$ h. K. G2 a - <ul class="nav-items">
5 [ F" e3 w. h1 q8 t) D) N - <!-- Navigation -->) w& v) J# B! D; b; d9 p
- <li class="nav-item"><a href="#">Home</a></li>
2 [$ t! V% n$ N: w' n# _, A7 t# Q - <li class="nav-item"><a href="#">About</a></li>
) @, V: _1 `1 b$ S - <li class="nav-item"><a href="#">Contact</a></li>, g) [3 V3 ?. V* T
- <!-- Dropdown menu -->
H8 N2 G+ d3 ~2 l$ { B; J: v - <li class="nav-item nav-item-dropdown">
4 g2 w v8 e2 Q7 ]1 o* d9 ? - <a class="dropdown-trigger" href="#">Settings</a>
0 ~, Z7 ^. j3 G& U0 I - <ul class="dropdown-menu">6 ^2 |7 [: ?8 Y' |8 v; h* R, X
- <li class="dropdown-menu-item">
5 @8 z6 m7 b- f/ n% @ - <a href="#">Dropdown Item 1</a>
9 P, J- C0 b" n0 H( l1 W- c7 g" g - </li>
5 `( d3 ^3 e; W% z8 I - <li class="dropdown-menu-item">
5 M/ k- V0 Y4 O - <a href="#">Dropdown Item 2</a>
- J8 A+ _& c% ^ g9 r% F+ C - </li>' W# t) |( O. G' {& n
- <li class="dropdown-menu-item">
) t8 ?8 I8 V* i - <a href="#">Dropdown Item 3</a>8 \' [& V/ @% O7 D( V- Z0 L
- </li>
+ g3 [3 o; U8 v- `8 [3 F. c - </ul>
! [' n: @; X! P - </li>( E; K# x1 R1 x6 O( \
- </ul>5 B+ @3 H, x2 _* Y
- </div>
复制代码对应的CSS代码如下: - .nav-container {7 D( ?/ }# h; Q5 v% E, J% X
- background-color: #fff;
3 d) b2 Y' Y5 F& P - border-radius: 4px;# V9 F9 Z% e X4 n! A
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
V; n+ s3 ^. Z# e- v - padding: 1em;
1 y7 Z9 j1 P* M& X/ L2 I: t - border: 1px solid #eee;
6 \2 @1 w( t0 |" d: z" k - display: block;
, `2 v" V" c7 ?" Z - max-width: 400px;7 z8 F& G x, E) B+ E
- margin: 0 auto;1 j% f* o0 |/ ~ ~) B. l0 A1 i3 k! f
- text-align: center;( E; _& ^1 J% A5 [/ D" i
- }
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- li {$ \) i- |1 P# C+ [! \ i
- list-style: none;. u$ o1 V# Z- I
- -webkit-padding-start: 0;1 X# h1 ?# c9 h$ g
- }, H. S8 l9 b' _1 l/ b0 L
- a {
, J9 H7 T5 @( j5 \$ t& `7 v8 w - text-decoration: none;
( o: z' Y+ n! W0 |/ X, @ j - color: #ED3E44;
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- .nav-item {
( G5 Y& y: H8 g3 Z: t7 k - padding: 1em;
8 e" f: Q1 C8 E0 f% c - display: inline;! C! L8 O5 V& v% l C, o% Z
- }
9 P8 h. s3 D j# ?0 u: G2 ~$ Q - .nav-item-dropdown {* e5 G) K" _6 Y
- position: relative;9 |( u4 p6 A/ s) {& K' j0 b
- }
1 ~* b- ]' f+ M% J - .nav-item-dropdown:hover > .dropdown-menu {2 H! k Z: a2 n+ {7 i7 i/ I, p& t! B
- display: block;
; k5 K# h3 E) k* v: a3 S$ _ - opacity: 1;5 O. X! d5 S7 r+ N1 c
- }
1 n3 b, J- G/ l }) Q( _8 U4 V - .dropdown-trigger {
h6 ]+ k+ N# F L/ ~& A - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {2 P& L& U& B0 t/ ^( x
- display: block;
+ r+ d* ~, S% D" b. d4 z' b2 c - opacity: 1;+ `/ I7 J- B; R6 o
- }; D" @- [$ D% m' f, v; r' F. T! _
- .dropdown-trigger::after {
9 M5 M) I: Q/ s - content: "›";
! _5 _5 v% i% I4 f6 z( C0 ` - position: absolute;4 R, k5 o2 B; L% j$ O8 [! J
- color: #ED3E44;& w, ]: Y0 K V8 _
- font-size: 24px;) L/ z; B, Q3 r
- font-weight: bold;
1 }' Q8 i$ o8 Y% Y9 F1 e, ~1 C1 M - -webkit-transform: rotate(90deg);
6 g, Q" D$ k4 e: P - transform: rotate(90deg);6 E1 M+ Y+ N( _, V/ K8 W) j5 m- W
- top: -5px;* Y! E; z3 z _2 ^! L1 p" I
- right: -15px;* B& k3 Y) j+ R" E% |% M% d' l0 P
- }- e) ^2 j/ }- F$ J
- .dropdown-menu {. @; p! ]9 X. r, c( q8 X1 a. v
- background-color: #ED3E44;9 ?" a9 Q: X4 T
- display: inline-block;/ e* p+ @( S: m f p9 J3 R
- text-align: right;- _6 j& J2 P5 ~* _$ n
- position: absolute;) j* m! h/ L. o7 @- |
- top: 2.5rem;: M9 a8 x- M5 ~ v, j/ T* S
- right: -10px;
4 @+ L& u% @: b& \/ P* d- V - display: none;
# h; H* ~0 l- H& T* J- D - opacity: 0;
0 Q5 C- J: m$ S- { - -webkit-transition: opacity 0.5s ease;# F f! v6 k# f9 }' x
- transition: opacity 0.5s ease;! V! e) P/ t. K! u7 }- J9 H
- width: 160px;3 N2 Y( G3 Z" R9 _+ z. P
- }
8 s( ]- J" r0 L) k% j1 w - .dropdown-menu a {
5 M' |5 w8 s: J5 D - color: #fff;
: Q" Y) A' F. c% s, k7 t" z - }% c3 I. l. ]. I7 e' v% I5 U
- .dropdown-menu-item {
7 v. j% t7 ^$ E( }7 k1 n - cursor: pointer;
: }2 j+ d0 ^/ M: ?9 O/ m - padding: 1em;% y5 u1 f, i0 |1 c) T" C7 }
- text-align: center;9 i9 Y- g7 _ r$ a* V$ ^
- }! `8 D2 j5 @" b; c! p# |8 u
- .dropdown-menu-item:hover {
, d; }$ A {; G6 K. Q$ `# k1 `5 t - background-color: #eb272d;) u8 P A3 k8 }
- }
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7 e, e, J( V8 x' Z+ Z: s可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: I% I9 c1 I% ?/ f
- <!-- Checkbox toggle -->, |: M o+ f$ v9 }
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
. D/ y+ X) E* y - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>' n4 M) h' \+ \9 b# J9 e
- <!-- Content to toggle from www.mfbuluo.com-->3 v. R' {+ n4 j P
- <div role="toggle" class="toggle-content">
) z5 g; ~9 @# M0 M( N: ^6 {4 ? - BA-NA-NA-NA!& d6 T+ X$ g2 F% X5 v4 h5 ]! K
- </div>) |! h; Y7 `5 j3 b* B/ Z8 A# G
- </div>
复制代码CSS代码内容如下: - .toggle {
4 S' z2 a7 u7 z ? - margin: 0 auto;
( U! r6 u) P% O4 d8 z* T- }: ]+ X5 i - max-width: 400px;
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- .toggle-label {' t% W# a# O% M9 n+ {% A- l
- font-size: 16px;
8 j7 U7 O1 p5 [; T7 v - background: #fff;! A e+ M y0 g, M$ z9 @# h
- padding: 1em;* S; c/ L9 P7 p) r, j& |) R
- cursor: pointer;
+ Y9 v4 z% F3 b1 c/ H - display: block; }* o+ ^6 E6 I' a0 B$ V. _1 @ z
- margin: 0 auto 1em;# g" N( ?$ f& O& a
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' w3 ?# I: u$ A5 o - border-radius: 4px;0 M$ ?# x" O) y* I/ u7 E
- }. J5 A3 x0 L- @+ T4 R" ?) E! V
- .toggle-label:after {
3 a0 n: X! a E - color: #ED3E44;% K% g% t/ J* S5 R% A" B
- content: "+";
" i. I/ b5 c6 f: k - float: right;
: R' S' R8 S/ y" x: q$ Y - font-weight: bold;; p( f" j. H: y. Z. U
- }, p4 F$ N# L L# ^7 G Q7 r
- .toggle-content {
) z* ~: Y# Z& n6 s4 g - color: #B0B3C2;$ M; B3 O4 z7 `2 t; Q1 @0 `3 X) h
- font-family: monospace;
+ {! n* A, ^% | - font-size: 16px;
0 d7 h* P1 D8 n7 r9 f0 F - margin-bottom: 1.5em;
+ d h A$ H: t9 ^% Z% ~ - padding: 1em;8 v x6 v N3 ]8 x
- }
0 {& g: v T- _8 i - .toggle-input {5 X! Z8 G+ w) \$ Y; r i# t
- display: none;
; p+ p+ @) ^/ Y9 n+ V3 b1 Z - }8 L- W% O% y' W( Z Y" Y% b
- .toggle-input:not(checked) ~ .toggle-content {1 w! Q [ H) e4 R% o
- display: none;
; `& g4 s$ Y3 N/ w - }1 r2 g3 a5 x" i2 E) \- q( f
- .toggle-input:checked ~ .toggle-content {% b1 w) |1 r/ a( \
- display: block;
3 K" T2 h* a5 Q% w E - }
1 H( h4 P; D1 D: b$ ~7 D - .toggle-input:checked ~ .toggle-label:after {. A. }! z4 r( b% b
- content: "-";+ |8 A) B; o! U N4 y. ~5 a0 J
- }
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