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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!">3 D9 z" H. R* O) y6 Z
- Label for your tooltip
* ?. {1 r6 X, ` O - </span>
复制代码CSS代码: - .tooltip-toggle {. c. |" I# ^8 B5 |8 L7 G; x$ R
- cursor: pointer;
+ q b9 S% Z N g) g u" ?5 L - position: relative;
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- .tooltip-toggle svg {! }5 v# B6 N Q, M6 q5 Q
- height: 18px;
7 N' i3 K: t6 V0 P0 S! o f# w$ ^ - width: 18px;, N; Z9 P6 T+ D
- padding-right: 0.5rem;6 S y1 Z! h2 h. i0 i& G+ S. H0 A
- }
- E& x* O! G5 m1 E5 M - .tooltip-toggle::before {/ s2 k! _% O8 X: f4 L
- position: absolute;
8 K9 P1 B& j7 g; q( h- _ - top: -80px;
9 y4 A! \5 C. N. k4 M) Y - left: -80px;
- p/ b6 q% Z' G( F! G0 D' q - background-color: #2B222A;, v j K2 @) g: F
- border-radius: 5px;
1 j, Z S* O# c! x* Y6 h - color: #fff;
# W! k3 [0 h0 D: E Y - content: attr(data-tooltip);
& r1 H i4 |. Q) p+ h. I - padding: 1rem;
$ L5 ^4 x! u% m1 H$ E9 e - text-transform: none;
2 r- Q% e1 c4 o) K - -webkit-transition: all 0.5s ease;( m7 |6 R! ?) U6 Z3 i
- transition: all 0.5s ease;) S8 K3 M* [7 T P* u
- width: 160px;
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' ?5 b% @3 V: H( S - .tooltip-toggle::after {& S1 {' I& [/ w: l* k
- position: absolute;
) `# t' E" y0 h: H - top: -12px;& o! q/ Q8 e8 }
- left: 9px;" w8 M# s8 P* v3 O
- border-left: 5px solid transparent;: m1 l4 W: k; k" H! a2 @+ l
- border-right: 5px solid transparent; `; T/ Y5 [" S1 e' O
- border-top: 5px solid #2B222A;
: B1 [1 [& P8 r5 s( U - content: " ";
$ }+ q# p! w; r- ~/ A9 v - font-size: 0;$ D' Z! i% i3 a7 [
- line-height: 0;
& l; Z* R, O {% u2 |, } - margin-left: -5px;& k! I8 _& C9 T3 Y; `1 a1 x
- width: 0;/ c& z) X1 L$ Q- B- x, ?
- }$ P+ [/ p/ r* X9 k9 X2 j
- .tooltip-toggle::before, .tooltip-toggle::after {( G) f* F% i# G; I# m
- color: #efefef;4 \+ y: H+ a. f
- font-family: monospace;
; t# V; {4 x0 r- e$ e - font-size: 16px;
% a% \2 t1 u( N2 R - opacity: 0;
3 i9 W' W8 ]6 P9 N6 P* T/ g - pointer-events: none;
8 n& G& L0 v: P" H - text-align: center;1 s6 M: N+ Y2 i" F' J
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 n) ]1 O5 l& [+ D! O7 E
- opacity: 1;: h+ i# E1 v% u; m& A% f T
- -webkit-transition: all 0.75s ease;
1 |3 H/ N- y* ~ x0 Y - transition: all 0.75s ease;8 _0 y& m, \2 z- ^& 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">
* |6 p& t3 D" ]; K - <ul class="nav-items">: n; R- D3 j: H. J. r9 I4 F
- <!-- Navigation -->
& g+ q% ~7 B, D - <li class="nav-item"><a href="#">Home</a></li>
& X- n3 D- E, U$ K! S - <li class="nav-item"><a href="#">About</a></li>( m3 d* b& }( ?* {; o1 @
- <li class="nav-item"><a href="#">Contact</a></li>- ]% B/ R& N+ V6 e2 `
- <!-- Dropdown menu -->& J/ F" j. n P" ^) R
- <li class="nav-item nav-item-dropdown">
/ a# ^3 W' X- Y6 r8 y3 D9 K - <a class="dropdown-trigger" href="#">Settings</a>
* G5 s" X3 R9 e* v. ^1 ? - <ul class="dropdown-menu"># k m d( g& L% W
- <li class="dropdown-menu-item">
- s7 t2 W P+ K) t/ j" _' g - <a href="#">Dropdown Item 1</a>
R/ b# t* `( j2 | - </li>; A# r& r# ^, x4 L- B6 A
- <li class="dropdown-menu-item">( g* D2 _1 |9 ]
- <a href="#">Dropdown Item 2</a>
( W+ [; X: j9 {* i% Y. @ - </li>! B8 u! C% X' l7 Z4 i: e) b
- <li class="dropdown-menu-item">
2 j& ]" [; p. x5 O. i' T: S K - <a href="#">Dropdown Item 3</a>
5 B4 W% j6 H, v7 y$ }3 g - </li>
! i/ ^$ Z ^2 y+ C+ K: O1 R6 l - </ul>$ R) g7 t6 l* l/ d8 ]' @$ w9 m
- </li>
. _7 b5 q: k6 b3 W. z1 ?, z - </ul>! ~# `$ h9 n# V5 n3 E3 U
- </div>
复制代码对应的CSS代码如下: - .nav-container {' w9 D! H9 L5 s- Z7 [2 E
- background-color: #fff;, G: Q+ e$ s2 h2 L5 u
- border-radius: 4px;/ h( d/ e0 x' ]& d3 _
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 Q- I, }: G. s
- padding: 1em;+ u2 }$ _) l6 r9 b! d' F
- border: 1px solid #eee;
9 z2 _3 I. B* y E( x- { - display: block;6 P- a y# t% G
- max-width: 400px;
8 W. v0 G6 {4 A - margin: 0 auto;* g3 a: q2 p! v) O5 J4 D
- text-align: center;5 H* l5 Z, d8 e3 K* c) R8 }0 `4 _
- }
6 a, ?& | T( F$ B5 w - ul,
+ I5 x$ P6 }& h8 t: O; ^/ h$ X( f - li {2 g3 c3 u* S" d. P1 h8 Z1 ?% N6 I
- list-style: none;8 O/ }" e' M) u5 x9 ?6 m% f
- -webkit-padding-start: 0;
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- a {; o. O* R% z; ?) j
- text-decoration: none;6 ?; T* ]4 [. `6 N: g
- color: #ED3E44;
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`5 Q3 A8 W5 ?0 L - .nav-item {
: V; `& e9 R! L3 z; v7 Y$ j - padding: 1em;
& h0 B; e1 z; M2 F4 F) o- q& e - display: inline;3 B @+ u- ^, p. x7 f1 [3 N% E0 d
- }
& r. O) R# f5 N% }! M: H - .nav-item-dropdown {/ h4 q5 ]7 j1 v# z& \/ i
- position: relative;& ~9 O! j U3 x5 q% {$ Z
- }
4 m9 G8 ?$ R, e7 w/ ?0 p. I - .nav-item-dropdown:hover > .dropdown-menu {
7 e4 J$ Y0 f5 E( Q& \% f - display: block;# G/ [# N5 `- S+ q
- opacity: 1;; q0 p0 b8 f. H8 P* g
- }
# J' W3 u% r- x9 H7 _ - .dropdown-trigger {
, g# p' s9 @1 G+ j8 t - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
* n" |% H0 `3 o2 U4 g* e - display: block;
X/ q* D* u6 \' Z& H$ g - opacity: 1;" I" t$ w$ r0 [. B
- }# g+ ]) W7 h' [4 T
- .dropdown-trigger::after {& D8 G- u; y+ t X7 Z
- content: "›";
5 C& m8 G" M o8 H: m( k - position: absolute;. X4 L- _- G6 C
- color: #ED3E44;- S2 d0 V& J: t7 p0 |2 w
- font-size: 24px;( p% o3 w% |& ?8 |' Y% x/ J
- font-weight: bold;9 F4 y" ~: m3 K& C; a
- -webkit-transform: rotate(90deg);
7 b! w: e" v- L' b8 n q - transform: rotate(90deg);, n. m7 H1 B0 ]
- top: -5px;
% S& C X4 Y6 v6 w7 |# k/ W - right: -15px;
1 j$ ~9 a5 l# S" i1 M1 H- D - }
0 n n' V t1 V2 h F - .dropdown-menu {
8 ]. J; G" _9 w% u - background-color: #ED3E44;2 Q" K9 \7 f |! A: l" j6 z
- display: inline-block;
7 k+ I: u( a% `5 u" G& p7 ^ - text-align: right;
5 C& M$ a; T* X5 |5 n" G - position: absolute;' {& Q9 h, J% P# B6 |! d' m1 ?! M- ^0 U
- top: 2.5rem;
& }) j" ~7 }' d0 d - right: -10px;
% f. h: M j4 C7 y0 h. X3 r6 V4 y - display: none;4 y0 N% }$ O4 S, ~* n
- opacity: 0;/ J4 M; Y6 p7 P+ ]; _8 ]7 C
- -webkit-transition: opacity 0.5s ease;) w& ]5 j0 D) W- z$ Q- v
- transition: opacity 0.5s ease;+ |) |- s+ R, v- E# x% S6 m$ J
- width: 160px;
Y4 V* k+ v" F - }% q- v. F$ [5 y2 h$ V/ ~+ c0 S
- .dropdown-menu a {% T. O, e$ M+ c5 T$ m8 R
- color: #fff;! J% b! A% I7 S: H& W
- }2 ]# v, B3 W7 k' i
- .dropdown-menu-item {
, C' l- o8 M. T# C, m0 n - cursor: pointer;9 ^! R) P0 A; k: m* c% P
- padding: 1em;
% i1 l5 t3 }, O - text-align: center;7 E7 Y7 k5 g! B$ S; K0 w
- }
/ Q, j2 b1 o6 n3 e v2 }4 Z/ N7 ^/ { - .dropdown-menu-item:hover {
* [( T9 G# `, o" k; e! ? - background-color: #eb272d;
& q% U: k Q7 Z( Q8 S# }4 M7 }! u0 i - }
复制代码 ; L6 Z+ Q0 }, A* t
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
. I1 Q) u) k9 V: u$ u - <!-- Checkbox toggle -->
% W3 C6 ?- r- T% [: G - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">, ?9 S; w; G- t2 i/ }
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* V# a7 ]4 w3 Q
- <!-- Content to toggle from www.mfbuluo.com-->9 T8 o' W: e$ g9 y) l8 w
- <div role="toggle" class="toggle-content">6 p* y* x& r' G
- BA-NA-NA-NA!7 Q; z3 p8 a+ D; ]# o* _7 q# m2 b
- </div>) R. [# Y# Q$ @$ }0 r! C
- </div>
复制代码CSS代码内容如下: - .toggle {
, s. j8 ^8 y( k$ m. U) \6 w/ F$ l - margin: 0 auto;- v2 @, [0 E. v6 V* C, F* J
- max-width: 400px;
; [9 l3 P0 P8 s+ u( { - }4 Y4 g8 T( Z# S. ~' n- L
- .toggle-label {
, b& o( W& e4 L. W/ E9 g - font-size: 16px;
9 A+ Y/ K! k" h7 d5 U - background: #fff;
1 P: ~3 T: F M4 t9 c - padding: 1em;. k1 }* }, r" b& M' K
- cursor: pointer;
0 X1 e& x l, c. w( p; ? - display: block;; E7 S9 C2 @* f2 M! e
- margin: 0 auto 1em;2 o, ], C& P: {7 @: I
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 q$ G5 ~0 I" G0 j - border-radius: 4px;4 X) d0 K {, O
- }2 n, R/ ?8 @ W6 f9 }
- .toggle-label:after { `" u. C2 x$ s
- color: #ED3E44;7 `5 y% }! E1 A+ F
- content: "+";% W+ G, P# S( d8 K
- float: right;0 T0 y2 Y$ y" T
- font-weight: bold;
9 l9 W" E. {5 R' m2 d& N7 `' }: ? - }+ b5 h" j; ]8 O1 ? `8 `
- .toggle-content {" P, v3 w+ A- h; ~- d
- color: #B0B3C2;
6 _- ]# n n: j5 y# M - font-family: monospace;. v6 Z/ g5 ~* p
- font-size: 16px;- x) X$ ]" w: y+ U# e+ x. A
- margin-bottom: 1.5em;
0 ` ^ D! j- g$ f& Z2 t. p - padding: 1em;% z: B. r7 o' ?3 B
- }: ?" @% ]& }( H& X8 Z
- .toggle-input {
; l$ o9 L' a/ R# G - display: none;% w/ @7 k7 L- ?0 N8 ?1 h- U
- }+ p2 D$ c& M0 v3 P% \2 L- k
- .toggle-input:not(checked) ~ .toggle-content {* A' d0 V/ G3 m9 X0 ]* H
- display: none;" h9 F, I m0 q$ a+ H- C
- }7 A1 ~* M1 t0 g8 H. ?$ h7 ?
- .toggle-input:checked ~ .toggle-content {8 O% h: _! o2 o; j8 S4 [
- display: block; L& x9 D; E* o5 h7 r% D, W: s
- }
; U" N. P/ S0 o; I6 ]. x9 w [% l - .toggle-input:checked ~ .toggle-label:after {
4 K# @; \, w. Y" }# I - content: "-";
- f8 U% q3 d, H0 \ - }
复制代码
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