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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!">5 k, Z* z# B- m
- Label for your tooltip
+ w7 o" E& I9 m+ ? - </span>
复制代码CSS代码: - .tooltip-toggle {2 g/ V8 A4 H, d
- cursor: pointer;
; t) {6 d6 g7 _. N - position: relative;7 c; j! e6 i* |6 x0 t
- }
w7 a1 p) n; J, N - .tooltip-toggle svg {
3 v) }6 Z/ U: q' r, [& j" m8 z; _6 S1 [ - height: 18px;! {& i' h* K0 i' N1 Y
- width: 18px;
5 s) k B' c8 N - padding-right: 0.5rem;1 q( V5 ]) F0 M& J+ j! X
- }. o. e. l9 l) s; c# V0 q, M" ?
- .tooltip-toggle::before {0 _9 V) B2 u; F& I; q
- position: absolute;1 L& E! z4 U& e. L9 _
- top: -80px; U8 D% e( {& J0 e/ w' D
- left: -80px;
1 i/ B& v9 f" p! H% K; N8 G& `' Y - background-color: #2B222A; V4 f8 A/ n9 B- p- ~( C# P6 E
- border-radius: 5px;
: |4 Z& O* A: O6 u: i$ M9 L# M - color: #fff;
% \# s" Z7 U+ e, u4 A- \0 u: U6 o - content: attr(data-tooltip);
U) u' @/ L/ n; {9 ` - padding: 1rem;) D7 L; R! y) T( c3 P7 @
- text-transform: none;" u0 i, t9 a q5 W) a/ Y [1 x- K
- -webkit-transition: all 0.5s ease;! L1 w9 @ X- t
- transition: all 0.5s ease;% F* i( s+ @: _7 H/ B. l
- width: 160px;' G) @9 D# q2 l& L5 j$ V
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- .tooltip-toggle::after {
7 h2 k m" i) v" m" M x. Y* d - position: absolute;9 k; o5 m1 f% f2 x
- top: -12px;" z7 R0 d( E# j: B
- left: 9px;+ x& Y7 ]2 t* K! c( w, D0 @( `
- border-left: 5px solid transparent;
: X" ?" b$ j' m9 g2 O' Q% M2 @& F - border-right: 5px solid transparent;
& k7 m9 s: k' L1 U - border-top: 5px solid #2B222A;/ b& M2 s. N& j
- content: " ";7 x' X! C7 v. r& @
- font-size: 0;+ Q; a+ b7 P+ C9 U# {5 R) |$ v
- line-height: 0;
! G) O( f) \' }, S6 V& h - margin-left: -5px;
* Y. i8 F' U1 s% F2 G! L - width: 0;
- q, B( H/ o" @( Y) ~ - }5 K7 ]+ R5 p+ T2 B, e# Z3 f
- .tooltip-toggle::before, .tooltip-toggle::after {
; \) Y: k" l$ p0 O& N - color: #efefef;' q9 P0 J" U, D' t
- font-family: monospace;
! m+ |% ~ S* \0 R* s& K* C - font-size: 16px;
6 u% l |* t/ O% j& z/ ? - opacity: 0;) u. J7 [- E# U" J
- pointer-events: none;/ l, P, S" O+ k/ T3 P
- text-align: center;& J8 y. _3 d. e; ^& p8 U7 S$ D
- }* J* b# v3 Z6 R( C: J
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# @1 I4 Q+ W7 s& Y, p
- opacity: 1;
$ J% k* k/ @7 b! }8 D3 F - -webkit-transition: all 0.75s ease;
( A) g, _& B$ |* L4 ` - transition: all 0.75s ease;
& n; _, ]+ @4 r! o - }
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 I6 b! e4 y9 ^+ o2 H: \ - <ul class="nav-items">- N6 U) d0 [' o
- <!-- Navigation -->; C! S+ U3 A' R4 M! x& E+ N
- <li class="nav-item"><a href="#">Home</a></li> u- F B5 f/ a$ Q1 Q- h
- <li class="nav-item"><a href="#">About</a></li>6 ?' l" y1 R$ G3 P
- <li class="nav-item"><a href="#">Contact</a></li>
: t2 p2 X4 A7 u+ d3 e. H% y0 l - <!-- Dropdown menu -->6 K5 H% M' o# A3 y: ]9 l. h- y
- <li class="nav-item nav-item-dropdown">" O6 E( S& }7 I( P) v7 h
- <a class="dropdown-trigger" href="#">Settings</a>! F: y j1 K0 p$ `( K
- <ul class="dropdown-menu">) } I' n, ]/ Q, R3 l5 i
- <li class="dropdown-menu-item">9 x2 O9 r" O5 v
- <a href="#">Dropdown Item 1</a>& Z S, m- N: [; C! M* m! s- [
- </li>
' @ {, g9 ?, F - <li class="dropdown-menu-item">! i ~3 y# V2 o6 l* E
- <a href="#">Dropdown Item 2</a>
( U5 l f B! j: g- E, _ - </li>
2 d1 p& U/ J% i' c3 d - <li class="dropdown-menu-item"> m* u b- M: n2 |, d
- <a href="#">Dropdown Item 3</a>; V- C5 x9 U, ~& y4 T& v% y
- </li>1 I1 {# @: k! Z+ h- i8 {9 v8 Z
- </ul>- f' T. I `$ w h( c2 n3 W
- </li>
/ i- x) Q. f& I8 M - </ul>
( e& c1 J; c) h2 x, W" z! F+ Y$ Z+ H - </div>
复制代码对应的CSS代码如下: - .nav-container {
7 v* S# f& O" U H. l" a* p - background-color: #fff;
8 c) w# o) X: b1 U# p8 W/ |; j - border-radius: 4px;( N2 n; F$ c2 X. a, t7 \
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, n, N) q4 k, r6 r - padding: 1em;
! g+ M: T' M4 k0 w e# ^" o - border: 1px solid #eee;
# _# u2 V: s7 A$ H- r0 ], e e - display: block;
$ o3 h3 `+ _ G5 `6 X' S - max-width: 400px;
; q8 W5 x V1 C0 v( R - margin: 0 auto;' g: Y& F; Q6 |8 v* _$ z
- text-align: center;1 q" |' O$ Q: v
- }
P( B% `- t8 V1 r: ? - ul,
) ?; z- U( G4 o - li {# w2 D6 h$ z6 u1 @8 _2 Z. Y
- list-style: none;4 m) M5 d0 T' T! [4 Q
- -webkit-padding-start: 0;: P: f3 j0 p+ Y2 L: n+ h
- }8 r2 U6 D+ l0 v6 K- V
- a {/ a( @) l5 U6 J7 o* I, {
- text-decoration: none;
+ _0 w2 g1 z. V - color: #ED3E44;8 t6 n( m X8 z c
- }) d( i* t0 {; j: t& I; { J9 U
- .nav-item {
3 ], E" n/ W3 r+ c% E# } - padding: 1em;
3 A$ h# p8 {8 Y" \7 M6 e - display: inline;
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- .nav-item-dropdown {
" W. }# E3 A6 W- m: s - position: relative;2 Z' l1 t! Q# K* R4 D- A/ A. w
- }4 I2 |; b2 Z( l$ r
- .nav-item-dropdown:hover > .dropdown-menu {8 G* q) u' s# j3 g- \* E
- display: block;" q3 f8 Q6 m3 j. }8 _) c! @
- opacity: 1;
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- .dropdown-trigger {
0 X* B4 N2 |- o& U4 Y4 x - position: relative;
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9 k+ d) e6 V$ l! `; h" N5 V( O - .dropdown-trigger:focus + .dropdown-menu {
9 {! P4 k% x; G7 {! X$ U - display: block;6 c, k, |% u4 L0 z3 {
- opacity: 1;
) {( x; ^# s0 h/ f - }" V/ e+ e3 |9 G4 ~
- .dropdown-trigger::after {' O/ l$ b/ J) p2 ~4 H! Y5 {
- content: "›";* l; i% x. l u8 L' x
- position: absolute;
8 ?5 a; z% T! f: {7 I - color: #ED3E44;; D$ u6 o& R9 }; B3 b
- font-size: 24px;* b7 O. k3 A- i/ I% T D- z
- font-weight: bold;
/ d* L5 f5 S- @9 F - -webkit-transform: rotate(90deg);
; o% L1 C5 Y: x. ?1 c( \ - transform: rotate(90deg);
) i$ h% V" d2 F2 | - top: -5px;
/ g+ E# v& h- A3 |& L4 w - right: -15px;
$ L1 P {7 `* y! M& m# X) B - }
$ {8 Z. W' H6 Y - .dropdown-menu {
7 j- g8 T7 F) e' h, N- M - background-color: #ED3E44;
" T- d# r2 h, p - display: inline-block;, b+ t$ C x& [/ w) I5 B, W5 F. J
- text-align: right;
! M: u; T8 q6 n) i0 K - position: absolute;8 E! ^. R+ {+ O+ u4 P8 `
- top: 2.5rem;
1 u8 l/ q9 o. n% M2 p - right: -10px;3 |3 y- i# y; d
- display: none;
! r8 ~+ w2 \- E+ O0 _3 K - opacity: 0;
+ O8 Z c- i: A7 ] - -webkit-transition: opacity 0.5s ease;
% t" M. o9 K& B' m% d0 w4 j - transition: opacity 0.5s ease;
. a- Q2 { ]+ l8 L - width: 160px;
/ ]9 O) X' H; P" V - }
8 i8 R; S! R5 l4 r" d( e - .dropdown-menu a {) X3 l3 s4 d8 r2 |9 I% }
- color: #fff;8 k0 `& X/ }5 ]$ e5 J% Q. @
- }# y/ ?& {' `% R7 J$ z
- .dropdown-menu-item {
4 p3 P! G0 S; O2 ?" k9 S0 M - cursor: pointer;
, D% h9 T3 W2 i2 Y% o' g5 K - padding: 1em;
+ R% q+ l( n2 t3 S6 w - text-align: center;
. b+ m, m8 n/ p i, `" P+ p8 _9 y - } l# a7 \ I+ G) A! l6 U9 t
- .dropdown-menu-item:hover {
' \1 Y( M8 f" _* I5 m - background-color: #eb272d;& W# h5 o2 m% l! c2 q& V: O
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
; ] \% B: f/ _! t' R+ _1 k! V - <!-- Checkbox toggle -->5 N& W( N7 i9 ?. Z& z1 k, E# Q/ T
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">) {8 q9 F- G! V0 w
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
& [3 _+ ^, P6 y5 W5 O2 V$ @: ~ - <!-- Content to toggle from www.mfbuluo.com-->
7 q% D: ]7 x5 v$ t5 h5 K - <div role="toggle" class="toggle-content">" k, h9 z/ j. a# z) O
- BA-NA-NA-NA!, @9 I- Q* J3 c' D) C
- </div>6 Y8 H* E( X6 d. D
- </div>
复制代码CSS代码内容如下: - .toggle {
2 m# F4 z9 Q, X3 n6 y; f - margin: 0 auto;
0 V& ]! N3 l' c7 f - max-width: 400px;) q% |6 m0 A: R3 E) l
- }! ?( f* o6 m3 M! |/ ]1 a
- .toggle-label {' s! @8 y) d( a% X! c
- font-size: 16px;. y, Q& f [ l' i6 S% c: A5 `. r
- background: #fff;" b. w3 [! W7 c9 N8 V; W$ X
- padding: 1em;6 h6 a: L: i) s6 g! F9 m
- cursor: pointer;
t0 f7 G! y; M$ K/ P% ^ - display: block;( o4 Z: p# h7 Q+ `" s: z/ H
- margin: 0 auto 1em;3 Q, x9 R: z7 o. t. \. G; z: \
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);# w6 F2 Y* d; u
- border-radius: 4px; s' A3 J, W5 S, E3 c
- }1 I0 C! H: y0 L1 `
- .toggle-label:after {- ]" ~% `2 E& Y1 i$ i Z
- color: #ED3E44;
9 ]; d/ N: ~, u$ z$ A - content: "+";
9 e4 ~# }6 C7 e' _3 y- t - float: right;
/ [( i, u) H0 e$ o9 b: }: b - font-weight: bold;
3 K# @' t8 _ F, m: X - }
, W& X2 q2 m0 O - .toggle-content {) }9 Z/ |9 p$ X: ?- P/ m; N5 B( V2 i
- color: #B0B3C2;
( q; }( K$ z1 z5 V: u - font-family: monospace;
" E7 M" x1 i$ B - font-size: 16px;
w9 O; @: D+ ]: { - margin-bottom: 1.5em;! N: F( X+ B+ g6 w: ]
- padding: 1em;# ^- |+ p$ V. r6 _$ v. T
- }
' z' W9 s+ Q2 S0 B4 r% a9 W. T - .toggle-input {7 E! E' _3 H% B7 G$ p% C
- display: none;
m& m+ ?: Q. H) g0 F2 f% [ - }1 R8 s8 O! s' j+ e8 R
- .toggle-input:not(checked) ~ .toggle-content {
; b& n5 Y- Z$ G3 C* E4 | - display: none;
0 H" U6 b) w2 \5 E% U. X/ @% a2 F - }
/ G& Y9 b; x8 N; N* Z2 i - .toggle-input:checked ~ .toggle-content {5 A5 @( D) G+ F; b
- display: block;* I; T( B- j. J: j6 x% O9 l9 V
- }& i! z' [. q$ Z" Z; y6 u$ u
- .toggle-input:checked ~ .toggle-label:after {
' S/ C3 O, ~; H5 g8 u - content: "-";" n. u3 k5 h% X9 H; D6 `9 X& F+ B" s" s
- }
复制代码 # Q7 }( P# [* P7 N0 r
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