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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!">. n. _+ {3 \* G7 i0 ]0 \7 ^' a
- Label for your tooltip& a g. {" g+ ?3 o2 S. _- t
- </span>
复制代码CSS代码: - .tooltip-toggle {* {& @# U! \7 T* h$ W8 P0 h) a
- cursor: pointer;, S. ^. x5 F1 ]+ |
- position: relative;: A7 P+ s7 L$ q2 E7 }; e
- }- o& o/ B5 P; {+ E+ T2 T* G
- .tooltip-toggle svg {1 g, J( s0 V2 l' s/ B
- height: 18px;) d7 N! B1 b) g, n. l( c: ~; `
- width: 18px;2 }' s% P) R3 ^1 _* ~9 Q
- padding-right: 0.5rem;* R& d' p; g6 N
- }
' `! V8 g/ L E8 ] - .tooltip-toggle::before {! S& k5 B+ S* l/ a! Y
- position: absolute;4 H0 [, F, o8 B0 V* a4 O b
- top: -80px;4 C2 p7 c- Q0 n6 E [" x
- left: -80px;
& d; W6 ]2 ~( L t, d - background-color: #2B222A;
7 Y/ J% e% u" O* Z* K0 l7 J - border-radius: 5px;5 Q# v9 Q" D! s/ Y
- color: #fff;
9 \ E7 W7 n# n0 c7 @* q - content: attr(data-tooltip);
7 K% V s4 @9 z) y0 f1 p# I9 _) H - padding: 1rem;
" R+ t) F, f. j. m: l - text-transform: none;
) s7 U4 J9 \& N+ V - -webkit-transition: all 0.5s ease;* u, G; w; T- l) ^ v
- transition: all 0.5s ease;
; L0 s) ] @) O3 y! q6 k - width: 160px;) h6 t9 `6 c% l4 B2 L: q- v- \
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- .tooltip-toggle::after {
, @, d, ~/ X4 v; g, p3 W - position: absolute;& w3 Z* f5 T& t" U
- top: -12px;
- h$ I' K) z4 _) B9 c - left: 9px;
; {1 h/ ^* B' q: L& c- l - border-left: 5px solid transparent;4 u& f" F9 o4 t. O' \
- border-right: 5px solid transparent;* w) X) L" O2 U) T
- border-top: 5px solid #2B222A;2 i/ y9 d! Y3 v9 @
- content: " ";( f( S) N5 C+ F S
- font-size: 0;
* W5 v& t) {2 b* o - line-height: 0;& ^/ i6 D# f3 T8 G6 x* w( v
- margin-left: -5px;* X/ B$ e+ A- b* E- q
- width: 0;
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2 V2 k0 m! U$ e8 V - .tooltip-toggle::before, .tooltip-toggle::after {% z8 `# q5 E( ^# y0 r8 Y
- color: #efefef;
# D5 T9 c7 Z! w! G& u - font-family: monospace;% k: L, ^' x* D
- font-size: 16px;- ?+ U* n% I) t! m5 C
- opacity: 0;
: l) m4 m }8 ~6 A# S0 ~ - pointer-events: none;5 S4 q' x7 c( g6 w
- text-align: center;& h8 [# b6 j8 N$ E* P/ B* O
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {4 z- e) d$ T, v
- opacity: 1;
; ]0 m4 Z' B1 f9 I* r - -webkit-transition: all 0.75s ease;0 g7 k7 J# H0 A9 r4 c; U v- \/ u
- transition: all 0.75s ease;
8 T" O# t6 e! c5 Z2 E - }
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">
' g* G, g+ n5 K7 ^ - <ul class="nav-items">/ t- [ I; e1 v7 u
- <!-- Navigation -->2 |1 M0 X, F- s+ K+ b- f. {
- <li class="nav-item"><a href="#">Home</a></li>2 d; i5 L' W6 T) N. m1 P6 y9 J& s
- <li class="nav-item"><a href="#">About</a></li>
5 }3 J8 S2 a/ D3 \/ b - <li class="nav-item"><a href="#">Contact</a></li>8 P3 L, O% l) I/ u% M( S
- <!-- Dropdown menu -->
" X7 X6 ?- x2 P - <li class="nav-item nav-item-dropdown">
7 k: G8 |2 D! b( |4 e& `' c7 L - <a class="dropdown-trigger" href="#">Settings</a>
8 ~: v1 r+ x" C# j" G1 N - <ul class="dropdown-menu">* z" R# E6 ]; Q( M, l$ [) {/ S7 I
- <li class="dropdown-menu-item">
4 q8 e1 c5 h! x - <a href="#">Dropdown Item 1</a>3 ^- U j- {: ]- S2 x+ }; |" P
- </li>
/ T% N H6 L Q8 T2 O& _ - <li class="dropdown-menu-item">
& M& [; K' b! A9 b- V - <a href="#">Dropdown Item 2</a>
- m9 V8 `& ]9 H$ o/ a$ G( j - </li>
w/ u. F8 X! H. r# ?* n/ u - <li class="dropdown-menu-item">
8 a& A& W9 A* _, b+ o# N - <a href="#">Dropdown Item 3</a>
0 T% I& [5 }, `# o! y* ` - </li>
- W) B$ n) v$ k0 \( g8 c$ A - </ul>
8 \$ B$ A7 E. ~) g) r/ f: ^- C - </li>/ h+ Q7 v+ m1 s& R4 I
- </ul>
6 z# K3 {# G: a - </div>
复制代码对应的CSS代码如下: - .nav-container {- O0 s2 ?5 l; v& c: E
- background-color: #fff;
' z' _* K6 ~4 R: V2 q - border-radius: 4px;
) _7 }! @% t& C) g8 y; W. f - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 d6 c4 Q* }' [4 i K
- padding: 1em;+ z& V0 F1 T% L# q9 E5 }
- border: 1px solid #eee;
( A% O: ?/ y6 V9 q& W - display: block;
3 l4 V7 w1 ?) K/ } - max-width: 400px;4 y8 m: D# ?/ [
- margin: 0 auto; p7 j3 i: p. m$ M/ I/ Y$ \, K+ }
- text-align: center;- _8 T6 ?0 ]# H4 S; E! X: `
- }9 r" T* X# g% x0 U
- ul,
5 U6 S" f& d' J- o6 E - li {+ N" i0 q6 X" Y: L
- list-style: none;
1 Z! V7 ` k+ @6 P - -webkit-padding-start: 0;
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- a {
% X* d: ?0 {3 G% u% ` - text-decoration: none;) q* ?- Q$ K6 y7 P; N1 z. a& x
- color: #ED3E44;1 P7 N2 r! _+ B7 W+ i
- }
# g/ T. Q4 O6 T - .nav-item {# ~$ Q3 |. I8 r- d4 q
- padding: 1em;
, ^9 K- c2 `+ F- V: c8 A - display: inline;
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. z/ [" H/ s' h3 Y' K; d2 y$ E) ` - .nav-item-dropdown {
2 V1 T7 g1 g) c# B m3 a - position: relative;. i4 L! _0 p; N! L& L* n. P; b
- }: b! ]1 Y( i& e$ g, u" k4 P; E3 _
- .nav-item-dropdown:hover > .dropdown-menu {
' e( H2 \! \# g/ n1 T6 s$ t% u0 l - display: block;3 e8 h4 u5 F+ L( e
- opacity: 1;( |/ S i6 y$ I7 q A1 }
- }
8 }4 K5 U4 K6 F3 c - .dropdown-trigger {
# X$ z! s2 v7 v: s2 \ - position: relative;5 Q9 m7 [3 d4 B3 ?9 v, n- T# \
- }8 {) g: H) P; c' B, ?* R0 A
- .dropdown-trigger:focus + .dropdown-menu {3 f! `0 T F# g2 n/ i
- display: block;- j4 W8 F5 D. b+ _+ h
- opacity: 1;% M4 {$ @: @) L) D- c# w6 H
- } g. E) L1 o4 @+ V/ e; G' L
- .dropdown-trigger::after {
* Y) j' W# s7 w0 P1 v0 V) w4 f - content: "›";* g, i+ z! F2 L" @9 h. J- R8 x
- position: absolute;
/ x7 |$ d( g# b* y* H - color: #ED3E44;
+ p, [' u' j! n3 [+ n2 p - font-size: 24px;
9 D" i/ b$ \) {$ a - font-weight: bold;# M* n' K) f* B0 _! ~7 k: T3 S
- -webkit-transform: rotate(90deg);
" O0 p4 {, [! O3 W - transform: rotate(90deg);
* z# e* \; J( Y; `# V* z( y - top: -5px;- h5 A& D7 R: w; ~3 L3 L
- right: -15px;, @2 L7 H+ [6 ] [; M
- }" }# K6 T7 ~) N5 K" ]: `6 T1 u
- .dropdown-menu {$ E+ u3 q5 F, A1 ]8 n
- background-color: #ED3E44;
: o* o8 R1 V4 x4 M; x( r" C - display: inline-block;
: S( R9 C6 z0 `- t# X - text-align: right;( ?/ G% J" C: O7 ?# n
- position: absolute;
9 ]) X, l) _4 h- m - top: 2.5rem;
4 n3 w; C# R7 W4 M' Z* E - right: -10px;
2 B R/ x R* @) [2 f% C( {% o - display: none;* r7 H9 s: g2 v& L P, }
- opacity: 0;
; I4 p4 m9 O; y: {2 K6 k: Z) E - -webkit-transition: opacity 0.5s ease;0 p+ E# \: r: n. I/ P- ~; e' \9 @
- transition: opacity 0.5s ease;
6 U9 P7 A/ C7 f - width: 160px;4 B! R8 _- l" b/ [8 {. @
- }
/ g% j3 [8 E: t - .dropdown-menu a {( Z3 C& P' z, Z# P% L
- color: #fff;$ t6 }: n; L: K
- }: l3 I0 Q# P4 P- h8 [, k2 K0 Q
- .dropdown-menu-item {9 _& |$ b: _- k3 [7 f
- cursor: pointer;# G5 }2 i: S( F! W
- padding: 1em;
3 S; E" Y+ f3 k( F4 H: K% A - text-align: center;
: x. z+ [, S9 ?' y o7 O, ~ - }
/ ~/ n, a1 H& w! }& m& r& z - .dropdown-menu-item:hover {8 c; z. }1 M$ M. m' a( L
- background-color: #eb272d;
( w4 O: j5 B: n5 l, Z. H4 V - }
复制代码 - A) R5 |2 N( S; e6 K5 I
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
+ ^- I* K7 ?+ J" H7 n! l - <!-- Checkbox toggle -->
2 z7 L7 x) f* T' Q1 ~0 v$ b8 l - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">8 s0 }* f, E5 z' b3 Z1 g; W
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>+ }7 d' [5 d) w' v/ P# F ^
- <!-- Content to toggle from www.mfbuluo.com-->
5 {2 n! ?; t$ t8 u! T0 T - <div role="toggle" class="toggle-content">6 l7 I! t/ ?( ~- P
- BA-NA-NA-NA!
4 _, V, N9 S# B/ X8 W6 R% L - </div>9 {2 n8 x$ }* e6 R& @. I; Y( g
- </div>
复制代码CSS代码内容如下: - .toggle {- p9 Q/ o8 H* v& I, m+ E
- margin: 0 auto;
: H) H7 C' Q6 p% w! A( r - max-width: 400px;
- Q8 [) [) c" Z# f ?: M - }' ~0 q$ g6 x! ?
- .toggle-label {( o( P3 Y+ k' D1 R( A6 j( E$ e$ d
- font-size: 16px;! n0 [ B$ l) `6 T) W
- background: #fff;
" I% ?" @' f( I0 ^6 b4 n - padding: 1em;* Y! `8 Y) h, K% u* s
- cursor: pointer;
+ ?: D' H3 D& |( i$ t5 V - display: block;
2 P( E/ a* f j5 q) z, P% n& Q - margin: 0 auto 1em;- ~5 Z# u$ p7 Y( K& u
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" W, ~# s! f4 ?" y# }
- border-radius: 4px;9 _* v- `9 `" L8 { O, S
- }
* O9 L2 a* [# ^7 W8 W+ t- r - .toggle-label:after {
# @. r" L, P, k* u - color: #ED3E44;
0 e1 z$ |; k. W4 F - content: "+";
- V* l2 Q/ z, b& y9 q& X - float: right;( l6 G* Z& T: x1 V5 D1 {
- font-weight: bold;
) p i7 [! i) `- X: w+ `1 i - }
; ^# q: a2 B) Z' h/ E/ k - .toggle-content {
9 t# h. T: q) i% z7 P ~ - color: #B0B3C2;
- B7 u& h# \: B& Q. T - font-family: monospace;/ O$ K4 o2 j3 O0 M3 g$ x
- font-size: 16px;
( F% d8 o- m- X* h% x) l' ^ - margin-bottom: 1.5em;2 ]0 O( v* S. c: ^/ N$ p
- padding: 1em;' c2 |, I" F2 X( D8 u2 U
- }4 B" `# J3 l* Z' o$ u
- .toggle-input {' Y3 j' s( D- X5 ^
- display: none;4 K/ l2 G; c0 v4 D
- }
, q% S; @' N! s$ m - .toggle-input:not(checked) ~ .toggle-content {' ^# e1 U. S1 { t- S# Q
- display: none;
# a8 S; s. H7 ?/ f# C, [ - }
7 _9 Q8 _$ l. E6 {$ Q3 b - .toggle-input:checked ~ .toggle-content {* X0 S4 ^# ?8 E+ \
- display: block;
& J2 v6 D( }2 ~+ w - }/ M; }' q% k( G9 n; s: n) x- ~
- .toggle-input:checked ~ .toggle-label:after {, g8 y9 e5 g/ i
- content: "-";
6 r _3 S+ a' J, q$ G8 v - }
复制代码 $ u9 r, c( ]; b# G
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