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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!">% }6 k: j/ p* T5 e* L/ J
- Label for your tooltip
* g6 q9 ~6 @6 {; T" I& J; a - </span>
复制代码CSS代码: - .tooltip-toggle {5 [5 f, A f/ O% l; ]3 N+ c/ q
- cursor: pointer;
m' ^7 w4 K: ?# ^8 b - position: relative;
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7 H; C3 W' w) d& Z' j: v% m - .tooltip-toggle svg {0 Q2 ^$ }; N6 N8 D, J! { w. A4 l9 i
- height: 18px;
) H4 n' ~- h( W3 F7 i2 ~ - width: 18px;- q* s; R( p+ D( l0 y
- padding-right: 0.5rem;
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- .tooltip-toggle::before {% x, w0 j: z) K* N6 t& j- N
- position: absolute;
; l3 v- Z$ f% t! q1 [ - top: -80px;
. x8 m4 J5 ~" o7 V8 X - left: -80px;2 W' i6 ?7 _) P" @/ r
- background-color: #2B222A;: K. \% D' {4 R A3 ~! N. e: s1 O
- border-radius: 5px;
. N) ]6 f: M- k. w( G3 W9 u - color: #fff;
& s& c5 }4 f/ n" l; v - content: attr(data-tooltip);
6 f: [( |8 l( m# K; z7 I! g - padding: 1rem;
3 P2 N8 _ ?& _0 u) v4 y - text-transform: none;8 i% w% J2 t( D1 o1 B3 ]
- -webkit-transition: all 0.5s ease;
6 L3 O# W3 W( f- N4 c - transition: all 0.5s ease;# g6 w* g* W/ R% {+ W
- width: 160px;/ M, o, E6 b# b$ @ f
- }
$ z9 A, r" P; v( T- F* c* G - .tooltip-toggle::after {# K; R1 Z+ g# F5 n' Q2 n6 q
- position: absolute;' U0 n+ ?+ w$ G$ ?# \$ m
- top: -12px;
N. }; s% ~* s# j* T7 g3 t - left: 9px;
6 ?; n& s. G" v" U! G$ {7 G - border-left: 5px solid transparent;
0 M* K$ ^: [+ j+ I+ M7 l - border-right: 5px solid transparent;
+ W; K# O- C6 j, e - border-top: 5px solid #2B222A;3 l* v w! c8 J" f& Z4 {' z: D4 l6 X A
- content: " ";
: `5 @4 `+ I5 }5 O! p3 N1 ^( B - font-size: 0;
- b. Z3 K' g M1 u - line-height: 0;
5 \/ m z" a5 | M6 R5 B - margin-left: -5px;) ], O v9 r; ]$ P' g6 o# M
- width: 0;
& l5 Z. Q. t. e2 c - }8 J) ]% @) O9 Z) w/ {, b4 U
- .tooltip-toggle::before, .tooltip-toggle::after {
! N9 g. H& H% T, R4 r5 s& @ - color: #efefef;+ [9 g: ~1 r( ?, ]
- font-family: monospace;
) u/ A: Y; S N8 `" z& y" z - font-size: 16px;
) B2 G# h6 r' R! @ - opacity: 0;
$ O. y% Q7 i/ E* E5 M X$ G% x7 c - pointer-events: none;8 Q9 G/ j, U8 f; S; ]+ w9 H/ |
- text-align: center;
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" P c" R! X1 L- f& B6 y, [: R - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {& Z5 H# V' d# h2 d( [% B8 p
- opacity: 1;
; Z. A9 |. P2 i; G2 q9 ^4 k - -webkit-transition: all 0.75s ease;
) U, ^, v* L, \/ c! T F% a6 X3 v - transition: all 0.75s ease;; y% H3 R: X* ?6 `9 r
- }
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">
5 h/ D$ q$ X3 N2 R - <ul class="nav-items">
) ~/ a( ]' u/ j; Z - <!-- Navigation -->' h' Z: d2 Z. h, n. M4 N! i" n! H
- <li class="nav-item"><a href="#">Home</a></li>8 _' m5 o* l7 a& k) U/ \3 {2 v; E
- <li class="nav-item"><a href="#">About</a></li>5 Z' G& S: t1 v1 \' E' R
- <li class="nav-item"><a href="#">Contact</a></li>$ Z! H( u2 ^/ o% K7 P* m: Y7 P
- <!-- Dropdown menu -->1 p) K: I M4 J9 {+ c4 U
- <li class="nav-item nav-item-dropdown">: r) m( x7 ?& F B
- <a class="dropdown-trigger" href="#">Settings</a>
" e/ J, A5 d/ V& l- s3 q- C - <ul class="dropdown-menu">- m9 h4 |* `) Z
- <li class="dropdown-menu-item">+ }% J' ?) ~/ o# v$ Y9 @7 P5 Z, c
- <a href="#">Dropdown Item 1</a>
7 G: N( F M) c7 y - </li>3 M# R7 O3 J$ a, w- ?
- <li class="dropdown-menu-item">4 v; a0 \* F, ^ u
- <a href="#">Dropdown Item 2</a>, K( T4 l8 i. I' t
- </li>
0 t; d" V2 i& o7 f - <li class="dropdown-menu-item">
7 e# s1 c. b4 r( Q% r! X+ q% { - <a href="#">Dropdown Item 3</a>
9 y& c- |' u E4 r3 ~- o9 }) n - </li>
, A* q, ~$ r# G4 k1 {' |6 \ - </ul>
5 \3 V! b% w, ~. ^% D7 {, d - </li>
( q4 L8 Z) j8 B0 W! N - </ul>
" n3 E" _: P7 X: i- a7 H7 ^ - </div>
复制代码对应的CSS代码如下: - .nav-container {3 m6 \% I, g6 d* c
- background-color: #fff;
1 q8 }1 w) @$ D: o - border-radius: 4px;3 n" H6 t I& j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. A9 y3 H9 B5 @( Z2 Y/ N - padding: 1em;% o2 s. z y1 h) Q4 ~" r1 N, A
- border: 1px solid #eee;# c" M1 y3 o$ x m- n2 G! q
- display: block;
2 @, y; }/ e7 e+ o [7 b. ` - max-width: 400px;/ x1 W% b% }, }& Z) l; {' N% {
- margin: 0 auto;5 ?! r6 @: X5 h$ t3 L& i
- text-align: center;
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5 a1 c0 ~. N ]/ c$ S - ul,% X0 Z& J9 q3 g4 I9 t8 `8 f) n B, u
- li {% a8 X/ c( \. h. D. |
- list-style: none;
5 b# Z: C! Z. L - -webkit-padding-start: 0;
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- a {/ t/ `1 b0 k4 @1 O, c+ v n1 j
- text-decoration: none;) L: A; j. j3 p3 ^2 S& w Q) G
- color: #ED3E44;$ i+ { ^8 u$ R/ p0 t2 \0 C
- }$ ]/ g/ c q2 h+ ^7 p6 p
- .nav-item {
) _' o: s& `1 r" c! y; g - padding: 1em;
; w& v' r5 C2 ~/ h7 p/ H$ M. G$ l$ A7 L - display: inline;
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- .nav-item-dropdown {
, Z: c, c3 e% Q' M- ^5 l, ]! W - position: relative;
! A2 O4 W4 b w. L - }
% E7 u* ^. N9 ]; R5 r) i - .nav-item-dropdown:hover > .dropdown-menu {
2 G a) @5 W3 L - display: block;
+ B0 h1 [7 x" I' |( `6 o8 g* x; z - opacity: 1;
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- .dropdown-trigger {
8 Y7 J; h& Z$ H+ i: t6 c - position: relative;
. V& n$ B9 ]. Z! U9 e: a* p! E - }
7 O4 J# m7 u. h - .dropdown-trigger:focus + .dropdown-menu {
/ w. X. |! k3 }" K; e9 L - display: block;
4 j3 [+ T) ?" ]4 \ - opacity: 1;2 P- O# Z% ]9 L2 O
- }/ m2 B I/ M- {: H# I
- .dropdown-trigger::after {/ _' }2 g; `0 ?) ^* O& P, Q
- content: "›";( b% m1 V7 z% t( o& p
- position: absolute;
( D. {$ f& D7 s- L - color: #ED3E44;
; R# l4 v9 m6 a* \% d6 k% |' x$ a+ y% W - font-size: 24px;' P( v1 n; @; L( W
- font-weight: bold;) z4 }+ M( Z& _6 y
- -webkit-transform: rotate(90deg);
2 T6 K4 Y1 }$ L+ J; `; R( e5 Y4 A - transform: rotate(90deg);
3 u/ U5 D+ w2 t8 e& F - top: -5px;
2 V1 \% ~3 B8 b# p - right: -15px;
3 ]6 F7 @% o$ o |1 ?" Q - }
' R# c6 n L3 c6 } - .dropdown-menu {7 A) x4 m4 R+ _; L# j. C% {
- background-color: #ED3E44;
3 W; n% C. A5 F, U - display: inline-block;
# @% N" J7 P& B9 { - text-align: right;6 c. B8 M+ }7 _6 e* U* t+ J
- position: absolute;5 z# U( {8 `9 L) J N. O* o6 M
- top: 2.5rem;
4 x' Q, s7 h& G6 D i - right: -10px;
: W* L+ e+ t6 i; K: {* c - display: none;
/ [! s( ~3 C( K - opacity: 0;
9 \2 I! I3 S" S' M - -webkit-transition: opacity 0.5s ease;
t% u. \; J4 o$ O# h$ c7 N - transition: opacity 0.5s ease;
g4 Q) U: q0 ~# Q - width: 160px;
" j4 n) z: _3 u - }
& K m) y$ b+ I4 D5 T - .dropdown-menu a {
* c5 A" j2 {$ l S% S+ q% } - color: #fff;
- `5 @, P0 X3 N, [ - }* f, ^4 y. g5 ?* T% S
- .dropdown-menu-item {$ a @3 F: K8 o
- cursor: pointer;
& B+ V) A0 R d - padding: 1em;
5 h6 `$ } h/ T/ ` - text-align: center;
g, f6 Z# Q1 J! ~4 I8 \8 ~9 z - }9 R' Y% B4 e' \5 d# M
- .dropdown-menu-item:hover {
1 T( Z( Z( H- p* o( z7 g - background-color: #eb272d;: b* W, j7 e1 r7 a9 h' O
- }
复制代码
3 m! H) t$ \7 v) m; r! F( ^8 O可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; Z. l4 }4 \/ W' \6 ^9 ]
- <!-- Checkbox toggle -->
4 ~; \7 Z B: }& }4 e- [ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- K& J! F# S6 l* ] - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>; ~2 z8 U1 S$ [6 J$ ~5 K: H
- <!-- Content to toggle from www.mfbuluo.com-->
8 x; P& N9 I# n/ ?9 p- W - <div role="toggle" class="toggle-content">
X8 G2 F) K5 i" w1 H: F- L- C - BA-NA-NA-NA!
% Y4 b! _5 f' e$ ?' O) _4 v7 J - </div>
# |4 F9 r- u+ P" @) _! _ - </div>
复制代码CSS代码内容如下: - .toggle {8 E# R. W6 { M y: l: M/ c0 m
- margin: 0 auto;
+ u% I8 s) Z8 [" u% g6 @ - max-width: 400px;- s% E/ j0 E2 j1 j2 \1 h
- }
1 L8 E; f/ g% g5 x% u; N: p - .toggle-label {( Q' l, B( h$ p6 D/ ^# o
- font-size: 16px;0 G: X7 J4 i. t, }% H
- background: #fff;6 _9 P Z; G( M7 Q& o8 `- M5 e
- padding: 1em;7 Z0 `7 z6 c9 V' S! j. x' [2 C
- cursor: pointer;" g+ f6 f+ p( O' W5 K: Q8 [0 \
- display: block;9 d& {; E/ c+ Y
- margin: 0 auto 1em;7 ?% j- o. l, [. Q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; [% c0 O* m; J* S0 S; d. W9 l* Z
- border-radius: 4px;
- l: K% b! u* o0 {( B - }( B% m; w" N- \" l, f
- .toggle-label:after {
! F- k" `6 [5 x$ f0 c: `2 Q - color: #ED3E44;/ U- v3 P: ]/ x0 X- Y2 K
- content: "+";& K4 d$ Q3 ]; g( m W" F
- float: right;' W' q7 z8 e( [/ q+ i$ J
- font-weight: bold;' F7 Q( o+ ?& J$ |; s4 t
- }
) C% U6 |- m0 P1 e - .toggle-content {5 G r9 M% y, G* ]- m' S$ e
- color: #B0B3C2;$ C2 v. z0 D5 y& b
- font-family: monospace;
7 i! {$ _5 m! S7 J8 \, i - font-size: 16px;
. A! {" k7 U4 W% V( s- h - margin-bottom: 1.5em;# P+ Z( C0 r4 b0 h
- padding: 1em;/ {& f @( X: V, F" p* e' z
- }
2 i, a! J7 m+ M5 Z" d: |/ A, Z - .toggle-input {
: g/ R( d$ |- F$ j. w4 T; a" h0 e - display: none;
7 `2 J. |/ _" Q8 T - }
* F" _& m& P! o `1 I' M3 ~ - .toggle-input:not(checked) ~ .toggle-content { m6 G; u: I8 m8 @* ^ j6 k
- display: none;
w8 p" v% t/ e - }# k$ S2 Z! b$ M! M+ |; H: T
- .toggle-input:checked ~ .toggle-content {
# {/ q2 Q3 P0 Z; z+ n: o2 Z* Z& r/ z - display: block;
% t% A% w7 D3 E: i' }6 V, |1 \ - }
6 L% G/ C5 |5 }$ O' G* w - .toggle-input:checked ~ .toggle-label:after {
4 l8 |3 G4 [6 E4 _- R0 l- E - content: "-";1 H. S$ B# m3 o
- }
复制代码 9 J3 _6 M+ R3 [) h
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