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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!">' v0 U$ \$ o* a2 I/ a0 @3 s: Y/ @
- Label for your tooltip
6 Q& `0 |5 _) d4 @- f" R/ ] - </span>
复制代码CSS代码: - .tooltip-toggle {) f8 |& ?1 Z" b. h. m5 R2 p
- cursor: pointer;
3 ^" o! e, b' b- j! X - position: relative;
, A5 z" J/ l! g/ H* F# Q - }6 D8 J: g' ?% w' g
- .tooltip-toggle svg {
9 @. y& P7 c4 _7 O- i& z - height: 18px;
r# l' z4 s0 p6 ~ - width: 18px;4 x3 W% |$ ~2 w) M
- padding-right: 0.5rem;
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- .tooltip-toggle::before {9 N* ?3 z8 Z0 u8 w
- position: absolute;
: ?0 i, C$ O2 V- P) _3 n - top: -80px;; T) z B& f H; t( B, n
- left: -80px;
/ N u. a0 m1 Y3 W - background-color: #2B222A;
# k: i2 I% r( m: b0 H: k - border-radius: 5px;; Q1 ~# ~: L. f3 E
- color: #fff;. [; h7 X# B+ {% }
- content: attr(data-tooltip);
9 [6 q s* J$ G' m; L8 l! R - padding: 1rem;2 I0 ~0 |# M; Y0 |, O5 T
- text-transform: none;- ]8 A! S; L4 K6 V! a& N
- -webkit-transition: all 0.5s ease;+ S9 V3 B: `$ z; p
- transition: all 0.5s ease;
+ ]7 j4 A% ^6 r3 }7 x - width: 160px;
j% ?9 c8 j) t) S* ?! T - }
& L. ~; z3 I( ` U# h5 } - .tooltip-toggle::after {- b& u* K* f; Z9 f; T5 r
- position: absolute;/ G( b- a& t8 w& n2 v. e. |
- top: -12px;
% {9 h/ U! P5 V% u( p& w( q - left: 9px;
% d# N' i/ A8 t+ b, J - border-left: 5px solid transparent;
# S8 m) I, U1 o' N- [" T - border-right: 5px solid transparent;" X/ C+ [( P: |5 N7 t7 `) S; O
- border-top: 5px solid #2B222A;) `1 D2 |; b& i4 j* u
- content: " ";9 T2 Q: P% G2 R0 O& L
- font-size: 0;( A0 e$ ^! y4 ]) V) @
- line-height: 0;% [2 d4 D f. {. i- F& W
- margin-left: -5px;
. m7 L; G% v' f, B- \ - width: 0;
3 E5 Z7 {$ [6 l9 T) e! r - }
/ j# r0 g7 V. I a; \ - .tooltip-toggle::before, .tooltip-toggle::after {
2 h' k: D& ]' K2 S - color: #efefef;
; B# K8 g1 Q2 z" v* \7 f - font-family: monospace;* r h4 I$ e; k! V. M$ [; Y5 u
- font-size: 16px;
& P$ s' \7 t1 ?, y+ A& o! ^ - opacity: 0;9 x0 L2 P8 x T: Q2 K. b
- pointer-events: none;: l H6 z( W6 f9 I
- text-align: center;5 h) p( f, O2 A5 o4 K
- }* r- h! R! @( L8 [: v5 H
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
4 u4 c) K, @2 K. g; X - opacity: 1;
% B4 ? V. a* T6 w6 Q - -webkit-transition: all 0.75s ease;( h# x* {" V4 U; q9 m/ [) a3 }
- transition: all 0.75s ease; _( b! b' \9 `
- }
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">6 t" v: H% Y+ {- q
- <ul class="nav-items">0 Y' H, o1 ~5 W( E+ E
- <!-- Navigation -->+ {8 b, }/ C: W7 d! a6 `
- <li class="nav-item"><a href="#">Home</a></li>
/ j9 z3 t! N3 `3 F/ S - <li class="nav-item"><a href="#">About</a></li>/ H) H2 N- @% q
- <li class="nav-item"><a href="#">Contact</a></li>
, Y9 C5 s/ l7 g- o" U, q - <!-- Dropdown menu -->
. G! h& J$ k. V4 T% q - <li class="nav-item nav-item-dropdown">' R- e" I2 w) z' ]; [! P' T
- <a class="dropdown-trigger" href="#">Settings</a>
" L: `6 J' G( D4 x! V0 m1 Z& f - <ul class="dropdown-menu"> v9 h! F( `/ r; P0 O2 j
- <li class="dropdown-menu-item">
6 A* Z& \3 W8 F - <a href="#">Dropdown Item 1</a>- @ w* P7 C: D9 W
- </li>$ ~1 s/ b+ A9 m
- <li class="dropdown-menu-item">
: d# p# F; G7 N/ r( ]9 o - <a href="#">Dropdown Item 2</a>
# G0 t! {1 `( ^# ~ u; Z8 V - </li>- ~- s/ ?# u, I) w9 n2 Z8 |
- <li class="dropdown-menu-item">
( o7 O. s' v3 b: B+ P - <a href="#">Dropdown Item 3</a>
, V8 O$ C E- K5 Z; M. p3 ?/ |# Z- z - </li># F4 S ]$ u( i" V
- </ul>/ m! h( N; E( D8 q8 n8 u
- </li>) @# \: b! R1 }: N* V6 c
- </ul>8 h* V5 H" `. e$ h
- </div>
复制代码对应的CSS代码如下: - .nav-container {
5 R1 y3 A; p) A - background-color: #fff;. o* R, i5 ? e& t' [
- border-radius: 4px;0 @/ S6 H8 P$ ^% T( C: f* g" o
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 G9 A% c' |) b7 E- n - padding: 1em;
% N+ _4 ~' M/ Q: z6 X - border: 1px solid #eee;
' H+ e8 c5 X' D7 ^& H) I1 Z7 N - display: block;
- Q$ U# z; k, z {2 S - max-width: 400px;
`/ A. m" w" v- s - margin: 0 auto;4 W; ^0 G/ {) A; u' z. T
- text-align: center; B B9 L% S H( `) K. A
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- ul,0 Z. p. F. U- `( V7 ]6 {! I& I9 D
- li {
$ p! x2 M7 \4 ~ - list-style: none;+ B" y4 |0 M& F
- -webkit-padding-start: 0;
/ f4 P- }- H" U% ?9 f6 @ - }- u. R( F* l7 n7 l U" J% V& f
- a {
2 |( }8 k2 A7 l/ D - text-decoration: none;
9 f+ |( o$ D7 ~/ A! _2 N8 V7 q - color: #ED3E44;7 L7 m3 N0 u0 V# f, A& f) ?+ ?( @9 y
- }
9 z. h5 {$ E, ^ - .nav-item {
8 V0 Q2 X/ B% `- b* w6 T8 U( S - padding: 1em;2 e+ z% s( \+ }) V
- display: inline;" C9 F. t, i4 R; Q0 [; w8 K
- }
; Z5 n; @( i5 _0 ]$ Z - .nav-item-dropdown {
& f8 N4 t, K* p. b8 b; |+ m - position: relative;) O, I, [" C% E4 n5 B0 u& V
- }
' z' j! v7 \- r6 H& i( x- z7 \ - .nav-item-dropdown:hover > .dropdown-menu {5 S7 q5 ]8 d" n' |' Q
- display: block;) R, m% x, R( J% H& Z6 i. r
- opacity: 1;+ W$ F2 S O2 o- j+ u W' g4 ]/ D
- }
; V# ?' O W+ t0 Z4 ` - .dropdown-trigger {
9 y! R' e! F) Q3 h6 @/ n% ] - position: relative;, W3 r; I- q3 B+ H
- }
' ~# ^4 X+ L& ]9 b) T+ L6 [2 d$ c$ U - .dropdown-trigger:focus + .dropdown-menu {
; k# s% Q' N9 k - display: block; [1 r' h) p+ }( J# O" O. [
- opacity: 1;3 m& ?. v5 n$ p7 ^
- }
5 B( ~9 H# P; P& ] - .dropdown-trigger::after {- k! r- P/ v* Q
- content: "›";8 y% H' w3 H- Y. g7 v
- position: absolute;
/ V& O% I5 ]7 G5 w+ p* V& t, s - color: #ED3E44; M5 s- ?) Z1 |" J
- font-size: 24px;
- V# Y- ]6 r2 w* f - font-weight: bold;% N' a Q) M; Z% n4 {
- -webkit-transform: rotate(90deg);+ }" d* v: l8 b7 V) r$ U
- transform: rotate(90deg);- Q+ _& y) `9 M: K0 Z3 ^7 n
- top: -5px;
' ]" _: x X5 _+ v) ^4 d2 m- y - right: -15px;( ]: Z7 u) P1 T$ J9 B& W; l
- }
: F w6 z7 O5 M$ r' x - .dropdown-menu {
3 E9 @) b: }6 H$ w1 w, ?% w- } - background-color: #ED3E44;
3 P$ p7 A" n2 w - display: inline-block;
0 N9 J- F+ k: H% I$ f - text-align: right;
: t. O6 \) z6 j5 ^ - position: absolute;
' d d& v ~' R$ J - top: 2.5rem;. V1 m3 F+ {* | D, Z
- right: -10px;
! I2 N# P) a# ] - display: none; P* e3 |# P! V; n' @. ]
- opacity: 0;9 @8 K6 s9 d: w' y- k9 i, h
- -webkit-transition: opacity 0.5s ease;; l! I) T$ l: E% E3 a- e5 [
- transition: opacity 0.5s ease;9 c# T6 n9 j% O9 b
- width: 160px;# C* D/ [$ g' y1 K- J( \3 O
- }
) [3 N$ ?4 o7 D5 K - .dropdown-menu a {
! P! c! N7 T5 ]- @% I% o# h S - color: #fff;* C, j; j/ w5 F* C9 {( _. b$ m/ g
- }
9 w) `# ~5 `' Y; x' K& m* N. R; Y - .dropdown-menu-item {0 _4 s* D5 O: b0 x2 G0 p
- cursor: pointer;
& A' C5 |% E, R - padding: 1em;. J: |6 l, Y t% G# H" S2 `
- text-align: center;' q' s$ f4 E& T+ z' U# I! H
- }( [5 i, M' I( ~( v5 V
- .dropdown-menu-item:hover {
% |. G; B9 g' H8 G$ E& i' }+ a - background-color: #eb272d;
0 _* J# p9 m& g4 F3 a) d9 K - }
复制代码
5 z6 U* @; X/ H5 S5 m4 H可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( C' o+ W! J& U
- <!-- Checkbox toggle -->
' m [1 }; U$ Y( j J - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 _3 w% [) ~4 V8 |+ [+ @ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; [9 V# u# f8 w( N3 S7 v - <!-- Content to toggle from www.mfbuluo.com-->
2 Z' J' b9 {5 T3 s9 t* l( Z - <div role="toggle" class="toggle-content">" F1 o. v/ C( {, X
- BA-NA-NA-NA!. Y: ?5 F) R3 R! d1 N$ S8 w e
- </div>4 P/ ]: m- r) o3 t' d) e
- </div>
复制代码CSS代码内容如下: - .toggle {7 D" o7 s" |9 j- l( b A
- margin: 0 auto;% q0 I8 x {0 M2 }; P
- max-width: 400px;
/ [+ W6 M J$ U; h - }0 n9 e7 w: c) f7 e
- .toggle-label {- C- W' N* b. J3 q
- font-size: 16px;
0 h6 o7 k$ n- h* D) q: g - background: #fff;( n* O4 M# {; r+ g- c& P
- padding: 1em;
* z7 P) r5 [; H5 R4 L - cursor: pointer;
: Z9 Z& N N% j3 W - display: block;
% c4 e0 h4 N1 R - margin: 0 auto 1em;
1 U9 T1 z; o& Y" T" Z" n - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 u6 |6 N$ n- H. [ y3 J3 @; H2 L - border-radius: 4px;0 {6 H1 |! b( L) |" D# N" d' ?
- }
' q& k3 s0 b R' p8 x - .toggle-label:after {, r* x7 p! z0 ^4 n1 d, F( Q
- color: #ED3E44;4 C1 y! S+ s; `, N' H R2 r7 R; n
- content: "+";
" G5 Q8 U, n3 f6 O7 k# }$ u - float: right;4 c0 e" m* U" f+ j( Y J2 d s
- font-weight: bold;! e% B, u/ q0 n+ |# }( {* I2 c
- }
8 p) P, b+ _6 D - .toggle-content {0 M. j& G' Q! O; S* D) r
- color: #B0B3C2;
9 x* |9 L4 I) m7 ~2 F+ ~ - font-family: monospace;
! ~" ^# a) G% U - font-size: 16px;# ~2 ^/ Z6 q1 Y' s! f
- margin-bottom: 1.5em;
" d: O$ c1 i& T* {1 ~ - padding: 1em;2 ^: g1 l1 n$ y7 K8 }( K8 U
- }
! |# x; E- @* [ - .toggle-input {- r; y' X' v8 F9 b) `- i; o$ q, M0 R
- display: none;. H1 N3 s7 x' j0 C0 P
- }4 a. q- K& Z6 ?9 l
- .toggle-input:not(checked) ~ .toggle-content {
# m7 Q- p6 R4 X; X$ e+ m0 h - display: none;7 X# ^3 ]6 [/ n3 w3 y% g# F q
- }
/ ` ~2 b' Q' g# o9 C( o - .toggle-input:checked ~ .toggle-content {9 ]* V! }9 L ]3 k1 T1 D7 h
- display: block;
. L/ ~! ?5 L9 U( W# S4 H5 V - }
! C" B. E! D4 j - .toggle-input:checked ~ .toggle-label:after {5 ~. M1 b" R1 p* j* c, K
- content: "-";
* G; Z7 X8 H( e d2 t: a - }
复制代码
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