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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!">; @( {. c; H' Y9 n2 g4 e! r( s% [
- Label for your tooltip
' J: x* }, O& ?9 G4 Y0 l7 |" q - </span>
复制代码CSS代码: - .tooltip-toggle {
, ^/ Y8 r7 [5 H: t - cursor: pointer;
$ b8 T. N5 _" m1 L - position: relative;
: `5 r. V! N3 u. \! j9 U0 m. D - }
1 b* U- y1 z/ K; j - .tooltip-toggle svg {4 N, y# ~8 l8 v0 Y1 M6 }7 {8 B
- height: 18px;
2 {8 g; C+ N4 {( x- H; L; ?6 \3 l - width: 18px;
^- [& f3 }8 a& d0 X/ F - padding-right: 0.5rem;8 H2 g! Q' G: ]4 t
- }5 @: s# C# P3 ?8 ^" a/ l5 K
- .tooltip-toggle::before {
( p/ Z% U7 \6 q9 A: W7 N - position: absolute;- @& I \0 s; O: K1 j
- top: -80px;5 k$ W. \) Y5 W+ D9 {4 h7 r) Y3 J
- left: -80px;; `- K$ k8 [% v
- background-color: #2B222A;
$ ~0 r; \" ~. [" ]6 l - border-radius: 5px;
. u% j+ M& k1 D% i - color: #fff;
7 b. b* ?2 _. @! \4 f7 z - content: attr(data-tooltip);
, X5 E: E5 S% j# g - padding: 1rem;: l! @% O4 q6 S/ A
- text-transform: none;0 |! X8 A. B$ N
- -webkit-transition: all 0.5s ease;, y$ t: N& R0 o
- transition: all 0.5s ease;" T* K) m& k: R5 I" `8 J# W/ u
- width: 160px;# e9 y/ [' E- A J% E+ s
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- .tooltip-toggle::after {7 g3 Z% \1 L$ C+ K! q- K5 ~5 m
- position: absolute;2 t, m. R: A* T5 m" s
- top: -12px;9 R2 D8 `# W9 M( L% J4 X2 m
- left: 9px;; z' H/ |$ F9 W8 W0 O" j
- border-left: 5px solid transparent;
" q7 I8 a4 o$ P# K B - border-right: 5px solid transparent;
( T8 M+ [" z" E3 m" O - border-top: 5px solid #2B222A;) u7 e1 k6 U- f1 F0 t
- content: " ";: n* s8 @% q; `2 |$ L9 V! A
- font-size: 0;3 R0 k- q: ]6 w! m$ {1 j( g
- line-height: 0;* L$ S* V* W! s* s
- margin-left: -5px;
8 w! g9 F8 D9 u+ q" F; _. K - width: 0;
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- n! H. Q5 `8 v/ E - .tooltip-toggle::before, .tooltip-toggle::after {0 F9 P- u( [* F( R% l' _: s
- color: #efefef;5 f' k& ?2 N7 y) {6 E: ]
- font-family: monospace;1 L8 N1 V: r$ E
- font-size: 16px;
& ?! K7 T3 D4 h0 v* E; R - opacity: 0;
3 l; J, ?: e3 W+ G; n$ f) H - pointer-events: none;
3 x' a7 S4 g/ k1 Q1 y2 ?& ^ - text-align: center;
* D& c* m n8 c% e! s4 n' i' r. o - }
$ I# ]) z9 |+ Q6 j - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
) _: h* w* }4 l7 ^" H$ M - opacity: 1;
6 H. m3 Z+ @" E% `# a - -webkit-transition: all 0.75s ease;3 D% L: _3 V, ?# d
- transition: all 0.75s ease;
0 m3 b7 G( o( { c% H, [, B1 w: R1 h - }
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">! @, j! E8 L' M
- <ul class="nav-items">: l5 ]6 T" H8 ^- m" [* R
- <!-- Navigation -->
7 Z# O( I3 }% K1 C+ G0 A+ C - <li class="nav-item"><a href="#">Home</a></li>
% K I [! H* p e0 m/ W. H D, O - <li class="nav-item"><a href="#">About</a></li>
9 G' W- c% c0 j( a K - <li class="nav-item"><a href="#">Contact</a></li>7 v+ k1 x) Y$ d8 F- m$ k
- <!-- Dropdown menu -->
4 J6 I W4 I' W - <li class="nav-item nav-item-dropdown">6 a" I7 ]3 H: b4 o
- <a class="dropdown-trigger" href="#">Settings</a>
2 R1 ?; P+ ^8 v# |7 w - <ul class="dropdown-menu">& F* k: F! f, W4 }5 e& {
- <li class="dropdown-menu-item">- v" k6 ?. u" H( u
- <a href="#">Dropdown Item 1</a>2 E% `0 e) {' x. B" Y
- </li>
. c S1 \% W: O+ a: N - <li class="dropdown-menu-item">' h. G7 z* i$ ?$ J
- <a href="#">Dropdown Item 2</a>
% L6 w4 a3 K8 X: U - </li>
, b, j0 `' ~! [, M7 N! Y* F& Q - <li class="dropdown-menu-item">
; Z4 G1 M$ P! i1 A, x - <a href="#">Dropdown Item 3</a>' k& l2 @: S/ @- ]+ M9 N. V( F7 U
- </li>. Y: }0 f* H W
- </ul>: G6 V4 N6 Z* c# M$ ?+ t
- </li>
+ }, Z8 P2 \* a" l - </ul>
" s* N, B$ O2 G: x& A4 r. [' A4 B - </div>
复制代码对应的CSS代码如下: - .nav-container {/ Z- v7 f) M1 X- B. u
- background-color: #fff;5 {) @) _3 z" q
- border-radius: 4px;
/ y6 V+ _3 o( O/ t - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ L2 Z' i9 r! W/ E$ x - padding: 1em;
9 \, ~- b1 w. g8 |9 W - border: 1px solid #eee;
2 ?! e- @ `& V3 k" { - display: block;
. H4 U1 I% F# Y - max-width: 400px;
% q8 a9 }* U+ ` - margin: 0 auto;
: p2 V: a% X4 ?8 ^! a# l - text-align: center;
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- ul,( o; d; q, H5 ^- `
- li {
8 L8 f# {" c o+ u u - list-style: none;* x$ {) X; y; P2 C5 l, \# f8 `
- -webkit-padding-start: 0;
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- text-decoration: none;7 w: \' Z% j9 h9 V8 M
- color: #ED3E44;! S6 Y8 K4 B- s$ l& f/ D% q1 j
- }4 g1 a9 s$ P; O O# f
- .nav-item {/ o# ?0 L4 ]! C! }
- padding: 1em;
& n) M S9 i" Y- B! F - display: inline;6 a. R% n1 T. H. w! ~+ F2 S
- }7 [. Y2 N) O L4 L& D! B
- .nav-item-dropdown {3 N6 `6 D4 D1 I* f6 i# B2 Y
- position: relative;
' n7 t+ Z, ?# `' Z4 X9 l - }
$ W$ D0 t5 @: I5 K3 P, k& {* \ - .nav-item-dropdown:hover > .dropdown-menu {
u! a4 I* ?# l( @ - display: block;
2 w$ A9 U# ~$ m7 h! ]1 W% l - opacity: 1;: S$ v3 o- Q7 g; U5 Y6 O
- }
$ `2 J4 E7 K# U4 J - .dropdown-trigger {1 O( \$ @4 T5 e4 y* Y% P- i: i
- position: relative;
, H5 e# T; S: a# s% ^ - }
6 n! `2 Z5 I7 T9 ? - .dropdown-trigger:focus + .dropdown-menu {
0 x+ `4 C& P& t8 |, k - display: block;
, p6 d- c, n, S5 S9 L - opacity: 1;' h+ O9 R0 G7 B" O4 Z: e" V5 T4 I
- }) k1 L$ y, K: k7 l5 }0 ^- d# o( O
- .dropdown-trigger::after {
: ~1 s: W5 l& K+ n - content: "›";
5 U3 I- A' M/ i: c9 p% d7 M% Z+ O - position: absolute;# V+ W0 @3 R. O# T) `! F
- color: #ED3E44;8 I; m5 O0 B$ l/ q5 I
- font-size: 24px;; y& e+ V d9 H2 D! ~; x5 ]. X
- font-weight: bold;6 x4 R( o2 N+ O
- -webkit-transform: rotate(90deg);
/ I; A, \& K% S! n4 {& t - transform: rotate(90deg);
# R$ E$ O' \9 h- C F- G0 { - top: -5px;+ E E! ]+ I$ T/ @( L. w
- right: -15px;; W* a3 e8 H6 o2 B6 H o
- }" {" W/ K4 j# |' I- r
- .dropdown-menu {
1 L/ E) y9 H# h - background-color: #ED3E44;
) z* P: P+ j5 n - display: inline-block;2 p" O" o) }- V3 w! Z# J
- text-align: right;; K* n3 z o! ~
- position: absolute;' s0 W: s3 Y2 ^8 S6 O5 f
- top: 2.5rem;
n5 F }! ]" { - right: -10px;
; T l! M5 f; C" G0 {" r2 j* w. x. W - display: none;% `# s+ u; l7 N9 }- e3 P' }
- opacity: 0;: s) T7 @/ m X3 b
- -webkit-transition: opacity 0.5s ease;
) a9 h3 R3 I5 A: A- S - transition: opacity 0.5s ease;
3 A; L ^. l( I: t! n - width: 160px;
- V/ s5 ~3 W8 Q# ` - }
! k8 m- t+ ?$ V: @ - .dropdown-menu a {
; I% a3 M2 e' h/ W: ] - color: #fff;) N) n0 K+ _+ B/ M/ r2 y
- }
! I7 ~6 n7 S6 F" a - .dropdown-menu-item {
$ Q& w. t4 `" w" \- l( Y - cursor: pointer;
$ @8 J6 f2 a b8 O6 }8 m - padding: 1em;
, U/ l' w- i% S - text-align: center;* l7 h7 k" s# K0 l2 g6 V& Y
- }8 f$ b9 m( ~1 q- d2 W5 }
- .dropdown-menu-item:hover {
2 Z% {2 L" l$ l! o- P% C- f- w9 z2 K3 S - background-color: #eb272d;# M; X% U% T3 [3 B% V
- }
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) N3 I! b$ T, |6 y4 G可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
, \* f0 v/ }, n- d - <!-- Checkbox toggle -->
& X) H+ N" z2 h, a. @; y - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> a! B/ `4 N; x2 x, i; ^
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>$ n8 `6 q: c# [9 g" M8 o4 V6 t x
- <!-- Content to toggle from www.mfbuluo.com-->
/ L" d) {7 V! }6 T* F2 n% L! I5 a - <div role="toggle" class="toggle-content">
4 q$ E" X" j% x - BA-NA-NA-NA!
4 k! d2 T0 _5 ?8 D5 K! A/ l - </div>
9 F# a( Z8 T9 L* {6 d6 {0 z2 } - </div>
复制代码CSS代码内容如下: - .toggle {
& J8 y; u/ v. E! x( Z X% P2 I/ y - margin: 0 auto;
; E( U6 Y+ o: v4 l2 u6 H2 z - max-width: 400px;
' j5 b! X- |- x8 C6 D) R - }/ Q8 h1 D: W+ T: ~! y
- .toggle-label {% e& |$ A* U' V p' n0 G
- font-size: 16px;7 Z( R1 ?5 K1 Y' s& q
- background: #fff; d! |/ }7 p% x; F
- padding: 1em;. I5 a5 c6 [: y* q( w9 z
- cursor: pointer;/ e4 y: c' H: w8 [6 D
- display: block;" D( _: U8 r% r' A$ g) b
- margin: 0 auto 1em;" N+ B8 Z% f2 R- J2 U# l/ k0 b
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; @. }& ~" W; F! D! } - border-radius: 4px;! W9 S) Q u7 M: A( U$ k# G
- }
6 g5 r" t+ ?$ h$ } - .toggle-label:after {
* V1 R$ K+ W' x" f6 e0 X. ^1 ` - color: #ED3E44;
+ g3 |) j/ L( |& y9 o5 l# ? - content: "+";% N% @% A' q' _. Y" k; x' t
- float: right;
F a6 A7 X# J' \; R - font-weight: bold;/ J3 m* c8 j/ U$ `# W S$ e& v; j
- }
4 O: S Y' f+ P' x( G4 p - .toggle-content {
* F% O) ^: Q9 v5 @ - color: #B0B3C2;3 V& a5 F8 c4 y* d# ^/ e% [
- font-family: monospace;6 o3 h6 P; T1 r$ F! X+ I+ _+ ]
- font-size: 16px;, J: e& K6 X8 x$ I* @# Z$ ]5 Y% F
- margin-bottom: 1.5em;
2 D& [" t$ p* i* [ - padding: 1em;) R$ d3 m9 j0 Q/ q/ ]( F
- }# F9 F( w( t S0 {
- .toggle-input {/ ~: p: i" r% ^; O) y
- display: none;) B* D) X5 T2 B6 V+ b& @& Y
- }
0 w& b. H! ~. v/ p+ [: E - .toggle-input:not(checked) ~ .toggle-content {; {& O) ~6 S1 o
- display: none;" \# R ^/ [, F2 B& M- ], _
- }
3 m P1 T2 B" V9 _ - .toggle-input:checked ~ .toggle-content {4 D) Q" @1 T- y" D& I) o
- display: block;9 n8 B7 b6 @, B# N9 ^' c
- }
' a0 Q5 s/ K& y$ ] - .toggle-input:checked ~ .toggle-label:after {
* Y7 u$ ]; _: L* r" f* ~ - content: "-";4 c7 [7 _- c3 D( d
- }
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