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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!">
2 h- Y3 E" ]4 g# J* c) F4 ]. g7 H - Label for your tooltip) Z8 w( x: ~; a! y+ E9 N
- </span>
复制代码CSS代码: - .tooltip-toggle {
9 T5 f; R" l0 L# s4 u T4 ` - cursor: pointer;! {7 }7 {# ~$ d& T. s9 A
- position: relative;3 O3 U$ J( Q: E. s q& V
- }
3 m1 n5 Y, y) j k) y - .tooltip-toggle svg {
3 m# e1 y P7 S* F, c& B - height: 18px;
5 \/ b* g1 D& m: s+ M% M - width: 18px;
$ f1 b+ L4 f* T/ ~% j+ i - padding-right: 0.5rem;
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- .tooltip-toggle::before {
' l b* c1 n# f& m& i) n9 I - position: absolute;
) r' U+ ~7 e7 l - top: -80px;
( O7 v" ~, V2 N( V - left: -80px;# h" F% c2 i+ [: Y
- background-color: #2B222A;
7 I: a1 O- s! A; s - border-radius: 5px;; J& ]! _% h7 N3 g7 Y
- color: #fff;
- F6 N0 m# b( d. t. c! _$ i - content: attr(data-tooltip);
7 ^( d. o U% u; S3 V& A, N - padding: 1rem;9 v3 c4 t; v. w$ S0 U
- text-transform: none;
; i% ]7 E. L& @& U* M$ B, ~4 w - -webkit-transition: all 0.5s ease;: i* Q0 u: }1 R+ L! N y+ ~, \4 r
- transition: all 0.5s ease;8 t# m9 L+ l& J
- width: 160px;
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! T4 ]+ ^+ n+ R' L - .tooltip-toggle::after {4 d# c. K q4 J2 Z9 B/ I
- position: absolute;* p- a4 N! {, E! p# X
- top: -12px;
+ s7 q8 \% P: w& {4 x! } - left: 9px;1 t5 M" o, m# F9 [
- border-left: 5px solid transparent;
+ s4 z( h- Z! }0 F* }3 a: M: ? - border-right: 5px solid transparent;! z: u. }" B# H8 j n
- border-top: 5px solid #2B222A;: b- Z' |; @ t$ ^
- content: " ";- @" Q$ Q- U4 S/ v) P7 j
- font-size: 0;* w/ h/ a2 Z" i1 o. l
- line-height: 0;/ `$ W: q& w) R. A+ G$ e
- margin-left: -5px;
% R) P$ }) I# M3 s. G - width: 0;" C$ k6 ?% @0 Q
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- .tooltip-toggle::before, .tooltip-toggle::after { X. D/ t0 S) U0 \
- color: #efefef;
: @3 p; N) k2 A! w5 k, G( i4 Z0 l - font-family: monospace;
$ K" u: C$ f2 x; T* b2 J: @' @ - font-size: 16px;
& ~) d# k, x L7 X' y- y' L - opacity: 0;# u( g$ ]1 z. l/ u
- pointer-events: none;* ?' i2 _* j/ ?
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
/ K+ _) U$ i+ q: S) A! r5 L( D$ H - opacity: 1;% l* y& Z' n) b4 x* ?$ @2 l
- -webkit-transition: all 0.75s ease;8 h# A4 b$ A! `% X& v6 ]& N$ p
- transition: all 0.75s ease;. i0 A1 t; ?$ L7 }9 D `
- }
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 j* }" H7 I, C. R. [ - <ul class="nav-items">% C8 ~: Y, L/ ], q9 `3 s7 Y- v
- <!-- Navigation -->1 H* f, K& @1 x/ K: O) c
- <li class="nav-item"><a href="#">Home</a></li>* {0 _6 A6 i5 D8 `
- <li class="nav-item"><a href="#">About</a></li>
) E9 s0 c4 z+ J# }0 d8 P S5 Y - <li class="nav-item"><a href="#">Contact</a></li>% d+ P1 c& n) v* `4 T4 w
- <!-- Dropdown menu -->
+ [3 B0 ~- ~% I( L* c7 q! j4 b - <li class="nav-item nav-item-dropdown">
: p9 c5 F$ F5 W% _8 b7 H - <a class="dropdown-trigger" href="#">Settings</a>- P3 h Y8 X" z0 n0 t- T9 F; K" ?
- <ul class="dropdown-menu">6 L1 k1 E! p4 q+ L* U+ I5 y
- <li class="dropdown-menu-item">
8 L1 o# u+ E5 ?4 O - <a href="#">Dropdown Item 1</a>
& l4 T" ^2 w3 {" q1 [ - </li>
7 o7 k! g; T. _: _0 a6 U: R - <li class="dropdown-menu-item">
; r( g$ t, S/ r8 v - <a href="#">Dropdown Item 2</a>& a. {+ G. {7 Y
- </li>
: L4 u4 V, S" @$ {% D - <li class="dropdown-menu-item">" L5 N# f$ {/ s' \3 Q' Q* F& Z: ]
- <a href="#">Dropdown Item 3</a>
; M7 d& s0 t2 ~* n. a$ F - </li>4 p: m) K3 P: m$ A! Z# `* ^# |' q" {
- </ul> E) ^* `: K* j+ _6 F
- </li>
( `8 J) I2 h& i# H' P# C - </ul>
, o' @" c# |5 Y8 X# o - </div>
复制代码对应的CSS代码如下: - .nav-container {9 a; m; g) j! B ]8 q
- background-color: #fff;) @' {" Z& H# R* S W/ @; I6 X1 S
- border-radius: 4px;
5 B* ]6 U+ i. J G p: Q' m- Q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( d. ^, p5 s4 x+ Z; j- I+ f - padding: 1em;
# |! z1 N7 z8 \ - border: 1px solid #eee;. h, z% H) M( H- f, b
- display: block;+ f7 q( o- J% {% N
- max-width: 400px;: I; ~/ T: L% u9 W3 {" N$ a
- margin: 0 auto;1 g( w9 G' i2 e: `( h6 \1 o4 G
- text-align: center;' w% L8 `6 a. p7 m9 J' L
- }: t% i7 n8 \4 G* R) h; j" f
- ul,9 ?- l& i$ U; S! {5 |9 n1 O
- li {: {! y$ {. l8 M' a ?% e% ?
- list-style: none;
+ V- I) M5 K U {; d1 u) c - -webkit-padding-start: 0;
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- text-decoration: none;
1 m/ d# ^5 m' z+ T+ m - color: #ED3E44;
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# v* G6 i0 }$ P9 N - .nav-item {# \2 V! @ R6 S0 `6 j
- padding: 1em;
s3 |: ?) R ?5 [1 z - display: inline;
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- .nav-item-dropdown {
: \8 c- x4 L% k6 |$ V - position: relative;6 k+ I" C. w" t' G3 K) l$ s. {
- }
9 ~/ q6 c6 q7 a - .nav-item-dropdown:hover > .dropdown-menu {
( ?. E* l! c" b' N w2 o0 ] - display: block;
8 E8 `6 M5 l& z% A3 x$ j) F - opacity: 1;) G9 k0 ?8 \% C$ X
- }- g0 j1 _3 H0 Q
- .dropdown-trigger {$ D; E' I2 Z$ L1 U" P% A
- position: relative; Q2 j+ V! }# j9 z1 P" S$ Q* r
- }
( ~; i& O3 J% U/ b - .dropdown-trigger:focus + .dropdown-menu {2 p6 `" M- `6 V) L
- display: block;
4 }( i2 b0 a, Q5 } - opacity: 1;& p* c! \& W5 }- t" Y
- }- a) } N/ o) b" ~
- .dropdown-trigger::after {
7 P6 z% f; h; z* o - content: "›";
3 R4 H# o: l$ g+ C x, r - position: absolute;' L6 q4 k% j7 u1 }" `
- color: #ED3E44;
: Z, _) x% v! d( `( S - font-size: 24px;
6 K5 d- ~5 |& F& h. Z* `$ M - font-weight: bold;
/ ?; `' m! D" d( r! h# E - -webkit-transform: rotate(90deg);1 M1 k/ z2 q' w* j s, m
- transform: rotate(90deg);/ ^' M8 ?( {1 j
- top: -5px;
7 L( K3 J0 E8 B: Q6 `2 d - right: -15px;. n Y' h0 j$ K$ X1 C
- }! ]" V) P. U# `6 s$ ^1 U( |5 O
- .dropdown-menu {$ Z9 L1 x, V3 ]; [6 X
- background-color: #ED3E44;
0 R" p* D+ L1 f* w, _ - display: inline-block;
7 {% F0 C: Q% O/ y& I, o - text-align: right;
' Z% m' x& P1 [: F% u6 V Z - position: absolute;
+ w6 J( s* z3 G& I - top: 2.5rem;
6 e* @# y, Y0 C9 D4 w! i - right: -10px;
4 u% L6 G, D. v' Q" n3 d - display: none;0 H7 ?8 O) E$ r% I9 T
- opacity: 0;
) S$ e( N: e! \ - -webkit-transition: opacity 0.5s ease;4 R$ L* t- D7 w1 f5 O3 \
- transition: opacity 0.5s ease;
& k" Y/ T+ V- a - width: 160px;
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- .dropdown-menu a {
, o) A' y; l1 ?3 Q2 V0 G) {0 f - color: #fff;
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- .dropdown-menu-item {
+ d5 v7 ], G& c' p$ G0 Q9 I+ H5 k( E- g" X - cursor: pointer;, C) \% d( N \9 `% ?8 X
- padding: 1em;% u) ~7 h; O C3 ^9 |4 ?" S( t1 o
- text-align: center;9 t: `( U# t, d6 W# c- ~3 r
- }+ Z- M8 G/ r* d/ F
- .dropdown-menu-item:hover {
* L; }. ~! B/ b& d Q - background-color: #eb272d;; q2 s1 M4 e" m. P; ~, Z$ v
- }
复制代码 6 |6 a* V# V3 ]2 p
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
' [4 l4 Y9 @0 E* `! D, r5 R! ~ - <!-- Checkbox toggle -->& X* v @" l. X' L: e/ b* n
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
4 A6 P* ^* k% c1 D, R* j% Y - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! ]$ z& a/ K& d3 O
- <!-- Content to toggle from www.mfbuluo.com--># \9 y* _ w7 I8 A
- <div role="toggle" class="toggle-content">. q: e; B* H$ p0 F7 [
- BA-NA-NA-NA!
5 z0 Q7 k) u, V1 N7 ~ - </div>
7 A3 K" J$ @' n: i2 H2 N - </div>
复制代码CSS代码内容如下: - .toggle {* ?7 r1 r; @3 h
- margin: 0 auto;2 w6 ^/ G; q3 @
- max-width: 400px;1 k5 z6 a, B$ x3 n+ _
- }+ {& x' r. ]' L( u6 F' {8 {
- .toggle-label {
3 I; J/ O, D5 G) L1 Y" Y - font-size: 16px;
/ w2 N9 W L, G2 I3 Q1 J - background: #fff;8 E$ {; w1 q6 Q% n) ?! \2 c
- padding: 1em;5 ^5 F( R) p% c. Z1 J4 x
- cursor: pointer;8 ^- }2 _( P$ @! O# u
- display: block;
' m5 s' O4 D4 [% W5 a0 O2 d S! d - margin: 0 auto 1em;
- i2 g6 T+ G9 b6 u2 O, s8 o - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 Y! x. e. b0 O: b3 G+ B
- border-radius: 4px;
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9 y# d4 S+ g- Y$ x' q - .toggle-label:after {5 _; h% F/ d, B. E6 }$ U& X: y
- color: #ED3E44;
& z" U: W5 `5 h0 P0 h- a- B) v - content: "+";6 [2 H& Q1 s6 K" v# g% n) ~" b; M; C
- float: right;
Q; Y! Y( x0 I- K7 }( A$ Z - font-weight: bold; A; y8 l- g; z6 P7 ]
- }
9 b5 }3 L1 @9 a m6 v - .toggle-content {4 ~& b9 K+ ]( G) L
- color: #B0B3C2;
- W ]/ k ^: v& w) ^ - font-family: monospace;
/ v# g4 b1 K$ \- U6 N3 A - font-size: 16px;1 M4 D; l8 Q7 Z
- margin-bottom: 1.5em;
* e5 A3 _' j7 C1 L d$ ` - padding: 1em;( i0 X5 @5 g; i6 P! D7 u* m
- }
7 B7 q$ C/ v3 e - .toggle-input {
8 h+ U' D$ F# f0 X1 F - display: none;+ a# X* l* r" X0 H0 d4 F* |5 E
- }$ X5 U* t4 g7 r. M
- .toggle-input:not(checked) ~ .toggle-content {
: a4 @% L: ?7 m - display: none;
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- .toggle-input:checked ~ .toggle-content {
6 G, |( |. o- ^! s8 A+ }4 V - display: block;% Z' r' J7 E$ L' q
- }( R2 j+ x1 G7 ]8 h s
- .toggle-input:checked ~ .toggle-label:after {0 f6 J' j6 y( t' r9 W4 f. D
- content: "-";
& T) U5 Q0 w3 M. }1 X- J4 w - }
复制代码
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